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Author Sakamoto, Junji| Tada, Naoya| Uemori, Takeshi| Kuniyasu, Hayato|
Keywords nondestructive inspection crack detection low loading surface profile turbine blade finite element analysis
Published Date 2020-07-16
Publication Title Applied Sciences
Volume volume10
Issue issue14
Publisher MDPI
Start Page 4883
ISSN 2076-3417
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2020 by the authors.
File Version publisher
DOI 10.3390/app10144883
Web of Science KeyUT 000554160000001
Related Url isVersionOf https://doi.org/10.3390/app10144883
FullText URL Colloid_Surf_A_fulltext.pdf
Author Watanabe, Takaichi| Sakamoto, Yui| Inooka, Tetsuya| Kimura, Yukitaka| Ono, Tsutomu|
Published Date 2017-02-20
Publication Title Colloids and Surfaces A: Physicochemical and Engineering Aspects
Volume volume520
Publisher Elsevier
Start Page 764
End Page 770
ISSN 0927-7757
NCID AA10892561
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
File Version author
DOI 10.1016/j.colsurfa.2017.02.039
Web of Science KeyUT 000401401100085
Related Url isVersionOf https://doi.org/10.1016/j.colsurfa.2017.02.039
FullText URL fulltext.pdf
Author Fa, Shixin| Yamamoto, Masanori| Nishihara, Hirotomo| Sakamoto, Ryota| Kamiya, Kazuhide| Nishina, Yuta| Ogoshi, Tomoki|
Published Date 2020-06-01
Publication Title Chemical Science
Volume volume11
Issue issue23
Publisher Royal Society of Chemistry
Start Page 5866
End Page 5873
ISSN 2041-6539
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © The Royal Society of Chemistry 2020
File Version publisher
DOI 10.1039/d0sc02422h
Web of Science KeyUT 000544372300003
Related Url isVersionOf https://doi.org/10.1039/d0sc02422h
FullText URL fulltext.pdf
Author Ikeda, Tomoka| Gion, Yuka| Sakamoto, Misa| Tachibana, Tomoyasu| Nishikori, Asami| Nishimura, Midori Filiz| Yoshino, Tadashi| Sato, Yasuharu|
Keywords Lymphoid tissues Lymphoma
Published Date 2020-06-19
Publication Title Modern Pathology
Volume volume33
Issue issue12
Publisher Springer Nature
Start Page 2437
End Page 2448
ISSN 0893-3952
NCID AA1067307X
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © Authors
File Version author
PubMed ID 32561847
DOI 10.1038/s41379-020-0599-8
Web of Science KeyUT 000541317200003
Related Url isVersionOf https://doi.org/10.1038/s41379-020-0599-8
JaLCDOI 10.18926/AMO/59958
FullText URL 74_3_245.pdf
Author Yamamoto, Shumpei| Takayama, Hiroshi| Shimodate, Yuichi| Takezawa, Rio| Nishimura, Naoyuki| Doi, Akira| Mouri, Hirokazu| Matsueda, Kazuhiro| Mizuno, Motowo| Okada, Hiroyuki|
Abstract Antithrombotic therapy is a major risk factor for delayed bleeding after endoscopic submucosal dissection (ESD) for gastric neoplasia. A potassium-competitive acid blocker, vonoprazan, is expected to prevent delayed bleeding better than conventional proton pomp inhibitors (PPIs), but the evidence is controversial. We sought to clarify the efficacy of vonoprazan for prevention of delayed bleeding after gastric ESD in patients under antithrombotic therapy. We prospectively registered 50 patients who underwent gastric ESD while receiving antithrombotic therapy and vonoprazan in our institution between October 2017 and September 2018. The incidence of delayed bleeding was compared with that in a historical control group of 116 patients treated with conventional PPI. We also evaluated risk factors associated with delayed bleeding. Delayed bleeding was observed in 8 of 50 patients (16.0%), which was not dissimilar from the incidence in the historical control group (12.1%) (p=0.49). In the univariate analysis, age (> 70 years) (p=0.034), multiple antithrombotic drug use (p<0.01), procedure time (> 200 min) (p=0.038) and tumor size (> 40 mm) (p<0.01) were associated with delayed bleeding after gastric ESD, but vonoprazan was not (p=0.49). Vonoprazan may not be more effective than conventional PPIs in preventing delayed bleeding after gastric ESD in patients receiving antithrombotic therapy.
Keywords vonoprazan endoscopic submucosal dissection antithrombotic drug gastric cancer
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2020-06
Volume volume74
Issue issue3
Publisher Okayama University Medical School
Start Page 245
End Page 250
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2020 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 32577023
Web of Science KeyUT 000543363400008
NAID 120006862799
reference Oda I, Saito D, Tada M, Iishi H, Tanabe S, Oyama T, Doi T, Otani Y, Fujisaki J, Ajioka Y, Hamada T, Inoue H, Gotoda T and Yoshida S: A multicenter retrospective study of endoscopic resection for early gastric cancer. Gastric Cancer (2006) 9: 262-270.| Lian J, Chen S, Zhang Y and Qiu F: A meta-analysis of endoscopic submucosal dissection and EMR for early gastric cancer. Gastrointest Endosc (2012) 76: 763-770.| Park YM, Cho E, Kang HY and Kim JM: The effectiveness and safety of endoscopic submucosal dissection compared with endoscopic mucosal resection for early gastric cancer: a systematic review and metaanalysis. Surg Endosc (2011) 25: 2666-2677.| Goto O, Fujishiro M, Oda I, Kakushima N, Yamamoto Y, Tsuji Y, Ohata K, Fujiwara T, Fujiwara J, Ishii N, Yokoi C, Miyamoto S, Itoh T, Morishita S, Gotoda T and Koike K: A multicenter survey of the management after gastric endoscopic submucosal dissection related to postoperative bleeding. Dig Dis Sci (2012) 57: 435-439.| Tsuji Y: Risk factors for bleeding after endoscopic submucosal dissection for gastric lesions. World Journal of Gastroenterology (2010) 16: 2913.| Furuhata T, Kaise M, Hoteya S, Iizuka T, Yamada A, Nomura K, Kuribayashi Y, Kikuchi D, Matsui A, Ogawa O, Yamashta S and Mitani T: Postoperative bleeding after gastric endoscopic submucosal dissection in patients receiving antithrombotic therapy. Gastric Cancer (2017) 20: 207-214.| Okada K, Yamamoto Y, Kasuga A, Omae M, Kubota M, Hirasawa T, Ishiyama A, Chino A, Tsuchida T, Fujisaki J, Nakajima A, Hoshino E and Igarashi M: Risk factors for delayed bleeding after endoscopic submucosal dissection for gastric neoplasm. Surg Endosc (2011) 25: 98-107.| Dong J, Wei K, Deng J, Zhou X, Huang X, Deng M and Lu M: Effects of antithrombotic therapy on bleeding after endoscopic submucosal dissection. Gastrointest Endosc (2017) 86: 807-816.| Kono Y, Obayashi Y, Baba Y, Sakae H, Gotoda T, Miura K, Kanzaki H, Iwamuro M, Kawano S, Kawahara Y, Tanaka T and Okada H: Postoperative bleeding risk after gastric endoscopic submucosal dissection during antithrombotic drug therapy. J Gastroenterol Hepatol (2018) 33: 453-460.| Tounou S, Morita Y and Hosono T: Continuous aspirin use does not increase post-endoscopic dissection bleeding risk for gastric neoplasms in patients on antiplatelet therapy. Endosc Int Open (2015) 3: E31-38.| Gotoda T, Hori K, Iwamuro M, Kono Y, Miura K, Kanzaki H, Kawano S, Kawahara Y and Okada H: Evaluation of the bleeding risk with various antithrombotic therapies after gastric endoscopic submucosal dissection. Endosc Int Open (2017) 5: E653-E662.| Uedo N, Takeuchi Y, Yamada T, Ishihara R, Ogiyama H, Yamamoto S, Kato M, Tatsumi K, Masuda E, Tamai C, Yamamoto S, Higashino K, Iishi H and Tatsuta M: Effect of a proton pump inhibitor or an H2-receptor antagonist on prevention of bleeding from ulcer after endoscopic submucosal dissection of early gastric cancer: a prospective randomized controlled trial. Am J Gastroenterol (2007) 102: 1610-1616.| Hamada K, Uedo N, Tonai Y, Arao M, Suzuki S, Iwatsubo T, Kato M, Shichijo S, Yamasaki Y, Matsuura N, Nakahira H, Kanesaka T, Yamamoto S, Akasaka T, Hanaoka N, Takeuchi Y, Higashino K, Ishihara R, Okada H, Iishi H, Fukui K and Shimokawa T: Efficacy of vonoprazan in prevention of bleeding from endoscopic submucosal dissection-induced gastric ulcers: a prospective randomized phase II study. J Gastroenterol (2018).| Kagawa T, Iwamuro M, Ishikawa S, Ishida M, Kuraoka S, Sasaki K, Sakakihara I, Izumikawa K, Yamamoto K, Takahashi S, Tanaka S, Matsuura M, Hasui T, Wato M and Inaba T: Vonoprazan prevents bleeding from endoscopic submucosal dissection-induced gastric ulcers. Aliment Pharmacol Ther (2016) 44: 583-591.| Kato M, Uedo N, Hokimoto S, Ieko M, Higuchi K, Murakami K and Fujimoto K: Guidelines for Gastroenterological Endoscopy in Patients Undergoing Antithrombotic Treatment: 2017 Appendix on Anticoagulants Including Direct Oral Anticoagulants. Dig Endosc (2018) 30: 433-440.| Fujimoto K, Fujishiro M, Kato M, Higuchi K, Iwakiri R, Sakamoto C, Uchiyama S, Kashiwagi A, Ogawa H, Murakami K, Mine T, Yoshino J, Kinoshita Y, Ichinose M, Matsui T and Japan Gastroenterological Endoscopy S: Guidelines for gastroenterological endoscopy in patients undergoing antithrombotic treatment. Dig Endosc (2014) 26: 1-14.| Kawai T, Oda K, Funao N, Nishimura A, Matsumoto Y, Mizokami Y, Ashida K and Sugano K: Vonoprazan prevents low-dose aspirin-associated ulcer recurrence: randomised phase 3 study. Gut (2018) 67: 1033-1041.|
JaLCDOI 10.18926/AMO/59954
FullText URL 74_3_221.pdf
Author Yagura, Takuma| Oe, Kenichi| Paku, Masaaki| Tajima, Takeshi| Nakamura, Masaya| Iida, Hirokazu| Saito, Takanori|
Abstract We retrospectively evaluated the cases of 169 hip fracture patients, their previous fractures, and the contralateral hip joint’s morphology. A history of contralateral hip fracture was present in 23 patients (Contra group). The other patients had a unilateral hip fracture: a trochanteric fracture (Troch group, n=73) or a femoral neck fracture (Neck group, n=73). In the Troch and Neck groups, we used anteroposterior and cross-table axialview radiographs of the contralateral hip to evaluate the proximal femur’s anatomy. In the Contra group, the concordance rate between the first and second types of hip fracture was 65.2%, and the second hip fracture’s morphology indicated that the trochanteric fracture had a cam deformity in terms of the femoral head-neck ratio. The average alpha angle and femoral head-neck offset in the Troch group were significantly larger than those in the Neck group. In the Neck group, pistol-grip deformities of Arbeitsgemeinschaft für Osteosynthesefragen types B1 (subcapital), B2 (transcervical), and B3 (displaced) were observed in 42.1%, 75%, and 6% of cases, respectively. There was a smaller alpha angle and a larger femoral head-neck offset in the contralateral hip of femoral neck fractures; thus, the “cam deformity” may protect against femoral neck fractures.
Keywords cam deformity femoral neck fracture trochanteric fracture bilateral hip fractures
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2020-06
Volume volume74
Issue issue3
Publisher Okayama University Medical School
Start Page 221
End Page 227
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2020 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 32577020
Web of Science KeyUT 000543363400006
NAID 120006862796
FullText URL K0006111_abstract_review.pdf K0006111_summary.pdf K0006111_fulltext.pdf
Author Sakamoto, Shuichi|
Published Date 2020-03-25
Content Type Thesis or Dissertation
Grant Number 甲第6111号
Granted Date 2020-03-25
Thesis Type Doctor of Philosophy in Medical Science
Grantor 岡山大学
language English
JaLCDOI 10.18926/AMO/58272
FullText URL 74_2_137.pdf
Author Isozaki, Hiroshi| Yamamoto, Yasuhisa| Sakai, Kunihiko| Sho, Tatuo| Ishihara, Kiyohiro| Murakami, Shigeki| Matsumoto, Sasau| Takama, Takehiro|
Abstract Mucinous carcinoma (MC) of the breast is a rare and special type of malignancy, with a substantial amount of extracellular mucin. We compared the clinicopathological features and the long-term survival of MC patients with those of invasive ductal carcinoma-no special type (IDC-NST) patients, and we examined prognostic factors of MC. A total of 116 patients with mucinous carcinoma and 3,258 patients with IDC-NST who underwent surgery at our hospital (1977-2008) were enrolled. The 10-year overall survival rate and breast cancer-specific survival rate (BSS) of the MC patients (88.3%, 93.7%) were both significantly higher than those of IDC-NST patients (81.6%, 85.0%) (p=0.015, p=0.005, respectively). A Cox regression analysis demonstrated that MC tended to be an independent prognostic factor (hazard ratio 0.44, p=0.098). The BSS of the MC patients with positive lymph node (LN) metastasis was significantly poorer than that of the patients without it, by univariate analysis (p=0.002). The tumor size in the MC patients with positive LN metastasis (mean 3.2 cm) was significantly larger than that in the patients without it (mean 1.9 cm) (p=0.0004). Although a Cox regression analysis revealed no independent factor, MC patients with positive LN metastasis should be treated for advanced invasive ductal breast cancer.
Keywords breast cancer mucinous carcinoma clinicopathological features long-term prognosis
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2020-04
Volume volume74
Issue issue2
Publisher Okayama University Medical School
Start Page 137
End Page 143
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2020 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 32341588
Web of Science KeyUT 000528278500007
NAID 120006839451
reference Clayton F: Pure mucinous carcinomas of breast: morphologic features and prognostic correlates. Hum Pathol (1986) 17: 34-38.| Avisar E, Khan MA, Axelrod D and Oza K: Pure mucinous carcinoma of the breast: a clinicopathologic correlation study. Ann Surg Oncol (1998) 5: 447-451.| Komenaka IK, El-Tamer MB, Troxel A, Hamele-Bena D, Joseph KA, Horowitz E, Ditkoff BA and Schnabel FR: Pure mucinous carcinoma of the breast. Am J Surg (2004) 187: 528-532.| Barkley CR, Ligibel JA, Wong JS, Lipsitz S, Smith BL and Golshan M: Mucinous breast carcinoma: a large contemporary series. Am J Surg (2008) 196: 549-551.| André S, Cunha F, Bernardo M, Meneses e Sousa J, Cortez F and Soares J: Mucinous carcinoma of the breast: a pathologic study of 82 cases. J Surg Oncol (1995) 58: 162-167.| Skotnicki P, Sas-Korczynska B, Strzepek L, Jakubowicz J, Blecharz P, Reinfuss M and Walasek T: Pure and Mixed Mucinous Carcinoma of the Breast: A Comparison of Clinical Outcomes and Treatment Results. Breast J (2016) 22: 529-534.| Di Saverio S, Gutierrez J and Avisar E: A retrospective review with long term follow up of 11,400 cases of pure mucinous breast carcinoma. Breast Cancer Res Treat (2008) 111: 541-547.| Fu J, Wu L, Jiang M, Li D, Jiang T, Hong Z, Wang F and Li S: Clinical Nomogram for Predicting Survival Outcomes in Early Mucinous Breast Cancer. PLoS One (2016) 11: e0164921.| Japanese Breast Cancer Society: General Rules for Clinical and Pathological Recording of Breast Cancer, 18th Ed, Kanehara & Co., Ltd., Tokyo, (2018) (in Japanese).| American College of Radiology: Breast Imaging Reporting and Data System-Mammography. fourth edition, (2003).| UICC (Union for International Cancer Control): TNM classification of malignant tumors, 8th Ed, John Wiley & Sons, Ltd., (2017).| Kanda Y: Investigation of the freely available easy-to-use software ʻEZRʼ for medical statistics. Bone Marrow Transplant (2013) 48: 452-458.| Bae SY, Choi MY, Cho DH, Lee JE, Nam SJ and Yang JH: Mucinous carcinoma of the breast in comparison with invasive ductal carcinoma: clinicopathologic characteristics and prognosis. J Breast Cancer (2011) 14: 308-313.| Park S, Koo J, Kim JH, Yang WI, Park BW and Lee KS: Clinicopathological characteristics of mucinous carcinoma of the breast in Korea: comparison with invasive ductal carcinoma-not otherwise specified. Korean Med Sci (2010) 25: 361-368.| Komaki K, Sakamoto G, Sugano H, Morimoto T and Monden Y: Mucinous carcinoma of the breast in Japan. A prognostic analysis based on morphologic features. Cancer (1988) 61: 989-996.| Wilson TE, Helvie MA, Oberman HA and Joynt LK: Pure and mixed mucinous carcinoma of the breast: pathologic basis for differences in mammographic appearance. AJR Am J Roentgenol (1995) 165: 285-289.|
JaLCDOI 10.18926/AMO/58269
FullText URL 74_2_115.pdf
Author Kotani, Sayoko| Kamada, Yasuhiko| Shimizu, Keiko| Sakamoto, Ai| Nakatsuka, Mikiya| Hiramatsu, Yuji| Masuyama, Hisashi|
Abstract Thrombosis in decidual vessels is one of the mechanisms of pregnancy loss. However, few studies have assessed the relation between platelet activation, which is known to cause of thrombosis, and recurrent pregnancy loss (RPL). We investigated platelet activation in women with RPL compared to controls by measuring plasma levels of platelet factor 4 (PF4) and β-thromboglobulin (βTG), and assessed correlations between PF4/βTG and coagulative risk factors associated with RPL. The study group included 135 women who had experienced two or more consecutive pregnancy losses. The control group included 28 age-matched healthy women who had never experienced pregnancy loss. PF4 and βTG plasma levels were significantly higher in the women with RPL than controls (PF4: 14.0 [8.0-20.0] vs. 9.0 [6.0-12.0] ng/ml, p=0.043; βTG: 42.0 [24.3-59.8] vs. 31.5 [26.6-36.4] ng/ml, p=0.002). There was a significant association between βTG and anti-phosphatidylethanolamine antibody immunoglobulin M (aPE IgM) (p=0.048). Among the women with RPL, 18 of those who were positive for PF4 (45%) and 18 of those who were positive for βTG (37%) were negative for all known coagulative risk factors associated with RPL. Measurements of PF4 and βTG may be important because they help identify women who are at risk of RPL.
Keywords recurrent pregnancy loss platelet factor 4 β-thromboglobulin platelet activation
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2020-04
Volume volume74
Issue issue2
Publisher Okayama University Medical School
Start Page 115
End Page 122
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2020 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 32341585
Web of Science KeyUT 000528278500004
NAID 120006839448
JaLCDOI 10.18926/AMO/58268
FullText URL 74_2_109.pdf
Author Ogawa, Chikako| Nakamura, Keiichiro| Matsuoka, Hirofumi| Matsubara, Yuko| Haraga, Junko| Masuyama, Hisashi|
Abstract This study aimed to determine whether the risk conferred by gynecologic cancer (GC) as second primary cancer (SPC) differs from that associated with GC as first primary cancer (FPC). We investigated the correlations between FPC/SPC and the characteristics and prognoses of 1,645 GC patients (701 with cervical cancer [CC], 641 with endometrial cancer [EM], and 303 with ovarian cancer [OV]). The χ2 test and the Kaplan–Meier method were used to determine whether FPC/SPC and the characteristics and prognoses of GC patients. Of the SPC patients, 26 (3.7%) had CC, 53 (8.3%) had EM, and 31 (10.2%) had OV. The most common previous cancer type in SPC of GC patients was breast cancer, which was observed in 13 patients (50.0%) with CC, 23 (43.4%) with EM, and 16 (51.6%) with OV. In all patients with CC, EM, and OV as SPC, the stage was significantly associated with recurrence. There were no significant differences in the morbidity or mortality of CC, EM, or OV patients between those with FPC and those with SPC. The risk of SPC development in GC patients varied, ranging from 3.5% (CC) to 10.3% (OV) of patients.
Keywords second primary cancer gynecologic cancer prognosis
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2020-04
Volume volume74
Issue issue2
Publisher Okayama University Medical School
Start Page 109
End Page 114
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2020 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 32341584
Web of Science KeyUT 000528278500003
NAID 120006839447
FullText URL fulltext.pdf
Author Ueki, Yushi| Saito, Ken| Iioka, Hidekazu| Sakamoto, Izumi| Kanda, Yasuhiro| Sakaguchi, Masakiyo| Horii, Arata| Kondo, Eisaku|
Keywords Cancer Molecular Biology
Published Date 2020-01-18
Publication Title iScience
Volume volume23
Issue issue2
Publisher Cell Press
Start Page 100850
ISSN 25890042
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2020 The Author(s).
File Version publisher
PubMed ID 32058962
DOI 10.1016/j.isci.2020.100850
Web of Science KeyUT 000518637100047
Related Url isVersionOf https://doi.org/10.1016/j.isci.2020.100850
FullText URL NCN7_3_146.pdf Fig.pdf
Author Matsumoto, Namiko| Sato, Kota| Takahashi, Yoshiaki| Kawahara, Yuko| Yunoki, Taijun| Shang, Jingwei| Takemoto, Mami| Hishikawa, Nozomi| Ohta, Yasuyuki| Yamashita, Toru| Sakamoto, Maiko| Kondou, Eisei| Shibata, Rei| Yoshino, Tadashi| Ozaki, Toshifumi| Abe, Koji|
Keywords neurolymphomatosis neuro-oncology peripheral neuropathy peripheral nerve rheumatoid arthritis T-cell lymphoma
Note This fulltext will be available in Feb 2020|
Published Date 2019-02-19
Publication Title Neurology and Clinical Neuroscience
Volume volume7
Issue issue3
Publisher Wiley
Start Page 146
End Page 149
ISSN 2049-4173
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
File Version author
DOI 10.1111/ncn3.12280
Web of Science KeyUT 000466785700011
Related Url isVersionOf https://doi.org/10.1111/ncn3.12280
JaLCDOI 10.18926/AMO/57718
FullText URL 73_6_529.pdf
Author Kitayama, Takahiro| Akaki, Shiro| Hisazumi, Kento| Yoshio, Kotaro| Inoue, Daisaku| Tajiri, Nobuhisa| Shiode, Tsuyoki| Kanazawa, Susumu| Fujimoto, Shohei| Kanai, Kengo| Hirata, Yuji|
Abstract Nasal chondromesenchymal hamartoma (NCMH), a rare, benign, nasal cavity tumor, typically occurs in children. Differential diagnosis is difficult because NCMH often presents with non-specific findings, including cystic components and invasion of the surrounding area on T2-weighted magnetic resonance images. Here, we present a rare adult case of NCMH, with no clear hyperintensity on diffusion-weighted images (DWI), and bone remodeling on the tumor margins on computed tomography. To the best of our knowledge, this is the first report of DWI on NCMH, and these findings, which suggest benign disease, may be useful in diagnosing NCMH.
Keywords nasal chondromesenchymal hamartoma computed tomography magnetic resonance imaging diffusion-weighted imaging
Amo Type Case Report
Publication Title Acta Medica Okayama
Published Date 2019-12
Volume volume73
Issue issue6
Publisher Okayama University Medical School
Start Page 529
End Page 532
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31871336
Web of Science KeyUT 000503431400009
JaLCDOI 10.18926/AMO/57711
FullText URL 73_6_479.pdf
Author Suganami, Yu| Oka, Kosuke| Hanayama, Yoshihisa| Honda, Hiroyuki| Hamahara, Jun| Obika, Mikako| Kariyama, Kazuya| Kishida, Masayuki| Otsuka, Fumio|
Abstract To clarify the potential relevance of patients’ chief complaints at a general medicine department to their self-rating depression scale (SDS) and frequency scale for symptoms of gastroesophageal reflux disease (GERD) (FSSG) scores, we analyzed data of 478 patients who visited our general medicine department. The chief complaints (553 symptoms of 447 patients) were categorized into major symptom-based groups: respiratory (31%), circulatory (3%), gastrointestinal (GI) tract (26%), neurology (8%), orthopedic and skin (10%), and systemic (22%) symptoms. The SDS score tended to be higher in females and younger patients. The FSSG score did not differ by gender but was higher in younger patients. The patients receiving social welfare had higher SDS and FSSG scores. A close inter-relationship between the FSSG (including both degrees of reflux and dysmotility) and SDS was observed in all patients. Although the averages of the SDS and FSSG scores were not significantly different among the symptom-based categories, we observed significantly positive correlations between the FSSG and SDS in each category, suggesting that depressive status may be closely related to GERD-related symptoms regardless of the patients’ chief complaints. An initial checkup of patients’ psychological condition and/or GERD-like symptoms could help screen for latent disorders in outpatients with uncertain complaints.
Keywords chief complaints frequency scale for the symptoms of gastroesophageal reflux disease (FSSG) self-rating depression scale (SDS) welfare
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2019-12
Volume volume73
Issue issue6
Publisher Okayama University Medical School
Start Page 479
End Page 486
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31871329
Web of Science KeyUT 000503431400002
FullText URL OncoImmunol_8_12_1671760.pdf
Author Sakamoto, Shuichi| Kagawa, Shunsuke| Kuwada, Kazuya| Ito, Atene| Kajioka, Hiroki| Kakiuchi, Yoshihiko| Watanabe, Megumi| Kagawa, Tetsuya| Yoshida, Ryuichi| Kikuchi, Satoru| Kuroda, Shinji| Tazawa, Hiroshi| Fujiwara, Toshiyoshi|
Keywords Gastric cancer tumor-associated macrophages tumor microenvironment peritoneal dissemination
Published Date 2019-10-22
Publication Title OncoImmunology
Volume volume8
Issue issue12
Publisher TAYLOR & FRANCIS
Start Page e1671760
ISSN 2162402X
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2019 The Author(s).
File Version publisher
DOI 10.1080/2162402X.2019.1671760
Web of Science KeyUT 000494085400001
Related Url isVersionOf https://doi.org/10.1080/2162402X.2019.1671760
JaLCDOI 10.18926/AMO/57370
FullText URL 73_5_403.pdf
Author Ando, Akemi| Mitsuhashi, Toshiharu| Honda, Mitsugi| Hanayama, Yoshihisa| Hasegawa, Kou| Obika, Mikako| Kataoka, Hitomi| Otsuka, Fumio|
Abstract Osteoporosis increases the risk of bone fractures. It is diagnosed based on an individual’s bone mineral density (BMD) or a fracture without trauma. BMD is usually measured by the dual energy X-ray absorptiometry (DXA) method. Here we investigated factors for the earliest possible prediction of decreased BMD by examining the relationships between patients’ BMD values and changes in the patients’ physical and laboratory values. We retrospectively reviewed the medical records of 149 patients who visited our department in 2014-2015 for a variety of reasons and underwent an area BMD examination by DXA. We analyzed the relationships between decreasing BMD and the patients’ gender, age, body mass index (BMI), medical background, hemoglobin, electrolytes, and thyroid function. Thirty-nine of the patients were diagnosed with osteoporosis based on their T-scores. An adjusted analysis showed that female gender, aging, and increased serum calcium level were significantly related to decreasing femoral BMD, whereas high BMI was associated with an increase in femoral BMD. Collectively the results indicate that for the early detection of low BMD, it is important for general-practice physicians to consider conducting a BMD checkup when treating female and elderly patients with a low BMI and/or elevated serum calcium level.
Keywords bone mineral density (BMD) body mass index (BMI) female gender hypercalcemia osteoporosis
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2019-10
Volume volume73
Issue issue5
Publisher Okayama University Medical School
Start Page 403
End Page 411
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31649366
Web of Science KeyUT 000491886600005
JaLCDOI 10.18926/AMO/56860
FullText URL 73_3_189.pdf
Author Sakamoto, Shinji| Kawai, Hiroki| Okahisa, Yuko| Tsutsui, Ko| Kanbayashi, Takashi| Tanaka, Keiko| Mizuki, Yutaka| Takaki, Manabu| Yamada, Norihito|
Abstract Anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis is a recently-discovered autoimmune disorder in which antibodies target NMDAR in the brain. The number of reported cases of anti-NMDAR encephalitis has increased rapidly. Anti-NMDAR encephalitis can be mistakenly diagnosed as psychiatric disorders because many patients present with prominent psychiatric symptoms and visit psychiatric institutions first. Thus, psychiatrists should cultivate a better understanding of anti-NMDAR encephalitis. In this review, we present the mechanisms, epidemiology, symptoms and clinical course, diagnostic tests, treatment and outcomes of patients with anti-NMDAR encephalitis. Furthermore, we discuss the diversity of clinical spectra of anti-NMDAR encephalitis, and demonstrate a differential diagnosis of psychiatric disease from the perspective of psychiatry.
Keywords NMDAR encephalitis psychiatric symptom schizophrenia mood disorder
Amo Type Review
Publication Title Acta Medica Okayama
Published Date 2019-06
Volume volume73
Issue issue3
Publisher Okayama University Medical School
Start Page 189
End Page 195
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31235965
JaLCDOI 10.18926/AMO/56652
FullText URL 73_2_161.pdf
Author Okamoto, Sachiyo| Matsuoka, Ken-ichi| Sakamoto, Maiko| Usui, Yoshiaki| Fujiwara, Yuki| Kondo, Takumi| Tani, Katsuma| Saeki, Kyosuke| Meguri, Yusuke| Asada, Noboru| Ennishi, Daisuke| Nishimori, Hisakazu| Fujii, Keiko| Fujii, Nobuharu| Maeda, Yoshinobu|
Abstract Second allogeneic stem cell transplantation (allo-SCT) is a potentially curative therapy for patients who relapse after first allo-SCT. Human leukocyte antigen (HLA)-haploidentical related donors provide the broad opportunity to conduct second SCT at the appropriate time, but the efficacy of second SCT from haploidentical donors after relapse has not been established. We retrospectively analyzed the records of 33 patients who underwent second SCT. Twenty patients underwent haplo-SCT with low-dose antithymocyte globulin (ATG), and the other 13 patients underwent conventional- SCTs, including HLA-matched related peripheral blood, unrelated bone marrow or cord blood. Three years after the second SCT, the overall survival (OS) and progression-free survival (PFS) of all patients were 32.5% and 23.9%. Multivariate analyses indicated that non-complete response at second SCT, less than 1-year interval to relapse after first- SCT, and total score ≥ 3 on the hematopoietic cell transplantation-specific comorbidity index were significantly associated with a lower PFS rate. The haplo- and conventional- SCT groups showed equivalent results regarding OS, PFS, cumulative incidences of relapse, non-relapse mortality and graft-versus-host disease. The neutropenic period after transplantation was significantly shorter in haplo- SCT than conventional- SCT (10.5 days vs. 16 days, p=0.001). Our analysis revealed that haplo-SCT could be an alternative therapeutic option for relapsed patients after first SCT.
Keywords allogeneic stem cell transplantation haploidentical stem cell transplantation relapse anti-T lymphocyte globulin
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2019-04
Volume volume73
Issue issue2
Publisher Okayama University Medical School
Start Page 161
End Page 171
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31015751
JaLCDOI 10.18926/AMO/56651
FullText URL 73_2_155.pdf
Author Minami, Daisuke| Kayatani, Hiroe| Sato, Ken| Fujiwara, Keiichi| Shibayama, Takuo| Yonei, Toshiro| Sato, Toshio|
Abstract We investigated the clinical characteristics of refractory asthma associated with the effectiveness of bronchial thermoplasty (BT). We retrospectively evaluated data from 10 patients who underwent BT between June 2016 and December 2017 at Okayama Medical Center. The following were measured before and 6 months post-BT: forced expiratory volume in 1.0 s (FEV1), fractional exhaled nitric oxide (FeNO), immunoglobulin E (IgE) level, blood eosinophil counts (Eosi), Asthma Quality of Life Questionnaire (AQLQ) score, and preventive medication use. At baseline, the mean post-bronchodilator FEV1 was 80.9% of the predicted value (range 45.6-115.7%). All patients were being treated with moderate- or high-dose inhaled corticosteroids and long-acting β2 agonists. The AQLQ improved from 4.26±1.67 at baseline to 5.59±0.94 at 6 months post-BT (p<0.05). The %FEV1, FeNO, IgE, and Eosi did not change significantly between baseline and 6 months post-BT. No severe complications were reported. BT was effective for non-allergic and non-eosinophilic in 3 patients, and allergic or eosinophilic in 4 patients. Their AQLQ improved by > 0.5 points post-BT. For both allergic and eosinophilic asthmatics following mepolizumab, BT was not useful. BT was effective for non-allergic and non-eosinophilic or allergic asthmatics, but insufficient for both allergic and eosinophilic following mepolizumab.
Keywords bronchial thermoplasty non-allergic asthma non-eosinophilic asthma airway hyper-responsiveness patient selection
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2019-04
Volume volume73
Issue issue2
Publisher Okayama University Medical School
Start Page 155
End Page 160
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31015750
JaLCDOI 10.18926/AMO/56647
FullText URL 73_2_117.pdf
Author Yamasaki, Yukie| Tamiya, Nanako| Yamamoto, Hideki| Miyaishi, Satoru|
Abstract According to the World Health Organization’s World Report, approx. 950,000 children and young people < 18 years old die from an injury each year, and unintentional injury deaths account for a large portion of these cases. Here we used medico-legal documents to epidemiologically analyze the cases of unintentional injury deaths among children < 5 years old in Okayama Prefecture, Japan from 2001 to 2015. Age, sex, manner/cause of death, and various circumstances of the incident were investigated. There were 73 unintentional injury deaths during the study period. Drowning (n=29), suffocation (n=24), and transport accidents (n=13) were the major categories of unintentional injury deaths. Twenty-two cases (30.1%) were autopsied. Differences in the characteristics of the unintentional injury deaths by age were observed. Information which cannot be obtained from Vital Statistics was available from medico-legal documents, and detailed characteristics of unintentional injury deaths among children < 5 years old were elucidated. Investigating medico-legal information is one of the meaningful measures for the prevention of unintentional injury deaths among children in Japan.
Keywords child death unintentional injury prevention medico-legal document
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2019-04
Volume volume73
Issue issue2
Publisher Okayama University Medical School
Start Page 117
End Page 125
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders CopyrightⒸ 2019 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 31015746