Hirotaka Kato

Surgical Strategies for Hepatoblastoma Involving Four Liver Sectors, Look Back to Look Forward: Lessons From a Single‐Center Experience

Hajime Uchida, Seisuke Sakamoto, Noriaki Hattori, Masato Kojima et autres

BACKGROUND: Liver transplantation (LT) has been recommended for hepatoblastoma (HB) involving all four liver sectors at diagnosis (PRETEXT IV). However, recent studies question the universal indication for primary LT in PRETEXT IV HB. METHODS: We reviewed 32 PRETEXT IV HB patients treated …

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Recurrence of Primary Sclerosing Cholangitis After Pediatric Liver Transplantation: A Single‐Center, Retrospective Study in Japan

Athaya Vorasittha, Seisuke Sakamoto, Yusuke Yanagi, Kazuki Degawa et autres

AIM: Liver transplantation (LT) is a well-accepted treatment for primary sclerosing cholangitis (PSC) with generally good outcomes, although recurrent PSC (rPSC) poses significant challenges. This study aimed to describe patient characteristics and identify potential risk factors of rPSC in pediatric LT recipients. …

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A Case of Postoperative Sepsis Triggered by Fecal Retention at the Suture Site After Appendectomy

Hirotaka Kato, Atomu KATAYAMA, Masakazu Yoshida

Postoperative sepsis after appendectomy can sometimes be led by surgical site infection, intra-abdominal abscess, or intestinal obstruction. However, there have been no reports that postoperative sepsis is certainly caused by only fecal retention in the intestine, including the appendectomy stump. A 60-year-old …

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Global access to technologies to support safe and effective inguinal hernia surgery: prospective, international cohort study

Maria Picciochi, Adesoji Ademuyiwa, Adewale Adisa, Anita Eseenam Agbeko et autres

Technological advancement is important to improve healthcare quality and safety, especially in surgery1. For patients with an inguinal hernia, mesh and minimally invasive surgery are the two main technologies that have improved healthcare quality and safety2,3. The use of mesh is proven …

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Histone methyltransferase SUV420H1 / KMT5B contributes to poor prognosis in hepatocellular carcinoma

Hirotaka Kato, Shinya Hayami, Masaki Ueno, Norihiko Suzaki et autres

Hepatocellular carcinoma (HCC) has a high rate of recurrence and poor prognosis, even after curative surgery. Multikinase inhibitors have been applied for HCC patients, but their effect has been restricted. This study aims to clarify the clinical impact of SUV420H1/KMT5B, one of …

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Retraction Note: Neonatal congenital mesoblastic nephroma that caused respiratory oncologic emergency early after birth: a case report

Hirotaka Kato, Yasuyuki Mitani, Taro Goda, Hiroki Yamaue

This article has been retracted. Please see the Retraction Notice for more detail: https://doi.org/10.1186/s12887-022-03210-8.

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Acute abdominal pain due to sigmoid volvulus with persistent descending mesocolon: a case report

Hirotaka Kato, Hiroyuki Kinoshita, Yoshifumi Sakata

BACKGROUND: Persistent descending mesocolon, an anomaly of fixation of the mesentery of the descending colon, can sometimes cause complications such as intestinal obstruction and intussusception. We present the first reported case of sigmoid volvulus with persistent descending mesocolon. CASE PRESENTATION: An 82-year-old …

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RETRACTED ARTICLE: Neonatal congenital mesoblastic nephroma that caused respiratory oncologic emergency early after birth: a case report

Hirotaka Kato, Yasuyuki Mitani, Taro Goda, Hiroki Yamaue

BACKGROUND: Congenital mesoblastic nephromas mainly present as asymptomatic abdominal masses, but some present hematuria, hypertension or hypercalcemia. Neonatal dyspnea in an early-birth neonate due to rapid tumor growth is reported here for the first time. CASE PRESENTATION: A renal tumor and polyhydramnios …

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Preoperative Chest Radiographic Examination for Pediatric Inguinal Hernia and Umbilical Hernia

Hirotaka Kato, Akio Kubota, Yasuyuki Mitani, Taro Goda et autres

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Successful procedure with additional omentopexy to suture closure of gallbladder stump in laparoscopic subtotal cholecystectomy

Hirotaka Kato, Hiroyuki Kinoshita, Masanori Kawaguchi, Hirofumi Yamazaki et autres

Laparoscopic subtotal cholecystectomy, a bailout surgery for cholecystitis, can result in postoperative bile leakage, so surgical ingenuity is required. An 88-year-old woman had pain at the right hypochondrium. Abdominal computed tomography showed swelling of the gallbladder and thickness of the gallbladder wall, …

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Optimum therapeutic strategy for meconium-related ileus in very-low-birth-weight infants

Yasuyuki Mitani, Akio Kubota, Taro Goda, Hirotaka Kato et autres

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A case of carcinoma of oral floor that developed cholesterol embolism during hyperselective intra-arterial chemotherapy.

Takanori Sasaki, Takaaki Tokura, Junya Okamoto, Hiromi Nakai et autres