Masayuki Ohta Selected Research

Splenectomy

6/2021	Clinical Significance of Splenic Vessels and Anatomical Features in Laparoscopic Splenectomy.
2/2018	Long-term outcomes of laparoscopic versus open splenectomy for immune thrombocytopenia.
11/2011	Implications of portal vein thrombosis after splenectomy for patients with idiopathic portal hypertension.
1/2008	Splenectomy for hypersplenism caused by adult T-cell leukemia: report of a case.
1/2008	Metastasis of hepatocellular carcinoma to spleen and small intestine.
6/2006	Laparoscopic splenectomy in patients with inflammatory pseudotumor of the spleen: Report of 2 cases and review of the literature.
3/2005	Malignant serous cystic neoplasm of the pancreas: report of a case and review of the literature.
1/2005	Analysis of risk factors for massive intraoperative bleeding during laparoscopic splenectomy.
1/2002	Effects of splenectomy on liver volume and prognosis of cirrhosis in patients with esophageal varices.

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Masayuki Ohta Research Topics

Disease

32	Neoplasms (Cancer) 08/2022 - 08/2004
12	Neoplasm Metastasis (Metastasis) 12/2021 - 08/2004
11	Obesity 01/2022 - 04/2011
11	Hepatocellular Carcinoma (Hepatoma) 03/2020 - 08/2004
9	Pancreatic Neoplasms (Pancreatic Cancer) 03/2022 - 08/2004
7	Morbid Obesity 01/2022 - 06/2007
7	Body Weight (Weight, Body) 08/2020 - 06/2007
6	Weight Loss (Weight Reduction) 01/2022 - 06/2007
5	Hemorrhage 03/2022 - 01/2005
5	Type 2 Diabetes Mellitus (MODY) 01/2022 - 01/2017
4	Adenocarcinoma 05/2021 - 07/2005
4	Carcinoma (Carcinomatosis) 07/2020 - 11/2004
4	Fibrosis (Cirrhosis) 10/2017 - 01/2002
3	Atrial Fibrillation 09/2022 - 02/2020
3	Diabetic Retinopathy (Retinopathy, Diabetic) 07/2021 - 11/2019
3	Hypersplenism (Anemia, Splenic) 06/2021 - 01/2002
3	Lymphatic Metastasis 07/2020 - 07/2009
3	Cholangiocarcinoma 10/2019 - 04/2012
3	Portal Hypertension 06/2009 - 01/2002
2	Acute Cholecystitis 11/2021 - 01/2012
2	Pancreatic Fistula (Pancreatic Fistulas) 05/2021 - 01/2018
2	Non-alcoholic Fatty Liver Disease 05/2019 - 01/2018
2	Colorectal Neoplasms (Colorectal Cancer) 08/2018 - 03/2005
2	Liver Cirrhosis (Hepatic Cirrhosis) 05/2018 - 01/2008
2	Ocular Hypertension (Glaucoma, Suspect) 01/2017 - 01/2016
2	Glaucoma 01/2017 - 01/2016
2	Neoplasms, Cystic, Mucinous, and Serous 10/2016 - 03/2005
2	Insulin Resistance 01/2015 - 01/2012
2	Ascites 09/2013 - 07/2008
2	Weight Gain 01/2012 - 06/2007
2	Body Weight Changes 11/2011 - 06/2009
2	Varicose Veins (Varicose Vein) 11/2011 - 01/2002
2	Infections 01/2008 - 01/2002
2	Esophageal and Gastric Varices (Esophageal Varices) 01/2002 - 01/2002
1	Cholecystitis 10/2022
1	Cholangitis 10/2022
1	Pediatric Obesity 01/2022
1	COVID-19 01/2022
1	Gastrointestinal Stromal Tumors (Gastrointestinal Stromal Tumor) 12/2021
1	Gallstones (Gallstone) 11/2021
1	Head and Neck Neoplasms (Head and Neck Cancer) 05/2021

Drug/Important Bio-Agent (IBA)

7	Messenger RNA (mRNA)IBA 09/2008 - 08/2004
5	Glucose (Dextrose)FDA LinkGeneric 07/2019 - 11/2011
3	Insulin (Novolin)FDA Link 07/2021 - 11/2011
3	LectinsIBA 07/2020 - 10/2016
3	EnzymesIBA 01/2020 - 02/2005
3	AntigensIBA 07/2015 - 07/2009
3	CarbohydratesIBA 07/2015 - 07/2009
3	ZincIBA 09/2014 - 02/2006
3	Peptide Hydrolases (Proteases)FDA Link 03/2011 - 02/2005
3	ChemokinesIBA 05/2007 - 08/2004
2	Dihydrotachysterol (AT 10)IBA 07/2021 - 08/2014
2	C-PeptideIBA 07/2021 - 01/2017
2	immunoglobulin BIBA 07/2021 - 02/2009
2	Retinaldehyde (Retinal)IBA 08/2020 - 11/2019
2	(R)-2-(3-((benzoxazol-2-yl-d4 (3- (4- methoxyphenoxy- d7)propyl)amino)methyl)phenoxy) butanoic acidIBA 08/2020 - 11/2019
2	PPAR alphaIBA 08/2020 - 11/2019
2	Tumor Biomarkers (Tumor Markers)IBA 07/2020 - 08/2009
2	Proteins (Proteins, Gene)FDA Link 07/2020 - 10/2016
2	FucoseIBA 07/2020 - 10/2016
2	Complementary DNA (cDNA)IBA 10/2019 - 05/2006
2	Formaldehyde (Formol)FDA Link 10/2019 - 03/2007
2	ParaffinIBA 10/2019 - 03/2007
2	K-115IBA 01/2017 - 01/2016
2	Protein Kinases (Protein Kinase)IBA 01/2017 - 01/2016
2	Carcinoembryonic AntigenIBA 07/2015 - 03/2005
2	CollagenIBA 09/2014 - 09/2004
2	Transforming Growth Factors (Transforming Growth Factor)IBA 09/2014 - 09/2004
2	AntioxidantsIBA 09/2014 - 11/2011
2	AdiponectinIBA 01/2012 - 11/2011
2	salicylhydroxamic acid (SHAM)IBA 01/2012 - 06/2007
2	AdipokinesIBA 01/2012 - 06/2009
2	Cyclooxygenase 2 (Cyclooxygenase-2)IBA 03/2011 - 02/2005
2	Biomarkers (Surrogate Marker)IBA 09/2008 - 05/2005
2	Dihydrouracil Dehydrogenase (NADP) (Dihydropyrimidine Dehydrogenase)IBA 06/2007 - 02/2005
2	InterferonsIBA 06/2007 - 02/2005
2	Fluorouracil (Carac)FDA LinkGeneric 06/2007 - 02/2005
2	Chemokine ReceptorsIBA 01/2006 - 08/2004
2	LigandsIBA 01/2006 - 08/2004
1	Imatinib Mesylate (Gleevec)FDA Link 12/2021
1	Hypoglycemic Agents (Hypoglycemics)IBA 07/2021

Therapy/Procedure

14	Bariatric Surgery 01/2022 - 06/2007
12	Therapeutics 01/2021 - 01/2005
11	Hepatectomy 08/2022 - 01/2005
11	Gastrectomy 01/2022 - 12/2013
9	Splenectomy 06/2021 - 01/2002
6	Pancreaticoduodenectomy 03/2022 - 01/2005
5	Pancreatectomy 03/2022 - 03/2005
5	Drug Therapy (Chemotherapy) 01/2020 - 06/2007
3	Laparoscopic Cholecystectomy 10/2022 - 01/2012
3	Length of Stay 05/2018 - 10/2009
3	Gastric Bypass (Roux-en-Y Gastric Bypass) 01/2018 - 09/2005
2	Adjuvant Chemotherapy 12/2021 - 06/2017
2	Catheters 02/2020 - 01/2018
2	Operative Surgical Procedures 01/2008 - 01/2007
2	Sclerotherapy 01/2002 - 01/2002
1	Catheter Ablation 09/2022
1	Operative Time 08/2022
1	Radiotherapy 05/2021
1	Stents 05/2021