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Yasuhiro Mamada

Explore the profile of Yasuhiro Mamada including associated specialties, affiliations and a list of published articles. Areas
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Articles 119
Citations 689
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Recent Articles
1.
Ueda J, Mamada Y, Taniai N, Yoshioka M, Matsushita A, Mizutani S, et al.
J Nippon Med Sch . 2023 Dec; 91(1):83-87. PMID: 38072420
Introduction: The spleen is a lymphatic organ that manages immune surveillance of the blood, produces blood cells, and helps filter the blood, remove old blood cells, and fight infection. The...
2.
Ueda J, Mamada Y, Taniai N, Yoshioka M, Matsushita A, Mizutani S, et al.
J Int Med Res . 2023 Aug; 51(8):3000605231190967. PMID: 37560966
Objective: The spleen is part of the lymphatic system and is one of the least understood organs of the human body. It is involved in the production of blood cells...
3.
Shimizu T, Yoshioka M, Ueda J, Kawashima M, Irie T, Kawano Y, et al.
J Nippon Med Sch . 2023 Jun; 91(1):119-123. PMID: 37271547
A Japanese man in his 20s was referred to our hospital with a two-month history of abdominal fullness and leg edema. Abdominal computed tomography revealing massive ascites and ostial blockage...
4.
Yoshida H, Shimizu T, Yoshioka M, Matsushita A, Kawano Y, Ueda J, et al.
J Nippon Med Sch . 2023 Mar; 90(1):20-25. PMID: 36908126
As liver disease progresses, intrahepatic vascular resistance increases (backward flow theory of portal hypertension) and collateral veins develop. Adequate portal hypertension is required to maintain portal flow into the liver...
5.
Shimizu T, Yoshioka M, Kaneya Y, Kanda T, Aoki Y, Kondo R, et al.
J Nippon Med Sch . 2021 Sep; 89(1):2-8. PMID: 34526451
Simple hepatic cysts are typically saccular, thin-walled masses with fluid-filled epithelial lined cavities. They arise from aberrant bile duct cells that develop during embryonic development. With the development of diagnostic...
6.
Ueda J, Mamada Y, Taniai N, Yoshioka M, Hirakata A, Kawano Y, et al.
World J Surg . 2020 May; 44(9):3086-3092. PMID: 32394011
Background: The Pringle maneuver is often used in liver surgery to minimize bleeding during liver transection. Many authors have demonstrated that intermittent use of the Pringle maneuver is safe and...
7.
Yoshida H, Taniai N, Yoshioka M, Hirakata A, Kawano Y, Shimizu T, et al.
J Nippon Med Sch . 2019 Jun; 86(4):201-206. PMID: 31204380
Before the first laparoscopic hepatectomy (LH) was described in 1991, open hepatectomy (OH) was the only choice for surgical treatment of liver tumors. LH indications were initially based solely on...
8.
Ueda J, Yoshida H, Mamada Y, Taniai N, Yoshioka M, Hirakata A, et al.
Oncol Lett . 2018 Nov; 16(5):6677-6684. PMID: 30405808
At present the only method available to confirm microscopic infiltration of cancer into ductal margins during surgery, is intraoperative histological examination. In the present study, the status of the surgical...
9.
Ueda J, Yoshida H, Mamada Y, Taniai N, Yoshioka M, Hirakata A, et al.
J Nippon Med Sch . 2018 Sep; 85(4):221-227. PMID: 30259891
Background: Recently, some reports have revealed a relationship between post-hepatectomy prognosis in hepatocellular carcinoma (HCC) and hepatic fibrosis markers. We evaluated the relationship between these markers of hepatic fibrosis, clinicopathological...
10.
Nomura T, Matsutani T, Hagiwara N, Fujita I, Nakamura Y, Kanazawa Y, et al.
Surg Endosc . 2017 Jun; 32(1):96-104. PMID: 28639038
Introduction: We introduced laparoscopic simulator training for medical students in 2007. This study was designed to identify factors that predict the laparoscopic skill of medical students, to identify intergenerational differences...