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Pediatric Surgery

The Department of Pediatric Surgery provides medical services for a wide range of surgical diseases such as congenital disorders, inflammation and tumors, in cooperation with Obstetrics, Pediatrics, and other surgical clinics.

Medical services

A team of senior instructors and pediatric surgeons certified by the Japanese Society of Pediatric Surgeons provide medical care in cooperation with nurses in the pediatric surgery ward. Treatment strategies are carefully reviewed at regular ward conferences and during daily rounds.

Diagnosis and treatment policy

Any medical intervention has both advantages and disadvantages. The balance between these is always carefully reviewed in making treatment plans. Before deciding whether or not to perform an endoscopic procedure, sufficient time is taken to discuss the case with the child’s family with the highest priority placed on the child.


Our specialties include Endoscopic surgery, interdisciplinary surgical treatment of severely mentally and physically handicapped children and children with severe intractable neuromuscular disease, neonatal surgical disease, hepatobiliary surgical disease, urologic disease, malignancy, gastrointestinal disease, respiratory disease, spina bifida

Target diseases

Body surface diseases such as inguinal hernia, neonatal surgical disease, thoracic surgical disease, hepatobiliary disease, malignancy, gastrointestinal disease, urogenital disease, spina bifida, foreign bodies in the digestive tract, foreign bodies in the airway

Advanced treatments/ Specialized treatments

Endoscopic surgery

The number of pediatric endoscopic surgeries performed and the level of our surgical techniques are among the highest in Japan.

Perinatal diagnosis and treatment for surgical diseases

When surgical disease is diagnosed before birth, appropriate treatment is started perinatally in cooperation with the obstetrics and neonatal departments.

PICU (Pediatric Intensive Care Unit)

The first Pediatric ICU established at a national university hospitals

Team Spina Bifida (sepecialized outpatient clinic for spina bifida)

Our multi-disciplinary team for spina bifida, which consists of pediatricians, pediatric surgeons, urologists and orthopedist, WOC nurses and other specialities, will provide seamless medical service for children and patients with spina bifida.

Frequently performed tests

Abdominal ultrasound examination, esophageal and gastroduodenal series, colon series, cystogram, CT/MRI examination, renal scintigraphy, liver scintigraphy, biliary scintigraphy, rectal mucosal biopsy, 24-hour esophageal pH test, gastrointestinal inner pressure, bronchoscopy, gastrointestinal endoscopy, cystoscopy, etc.

Jun Fujishiro


Department of Pediatric Surgery


M.D. , Ph.D.


Pediatric Surgery, Pediatric Minimally Invasive Surgery, Pediatric Oncology, Pediatric Urology, Pediatric HBP Surgery

Research Interests

Pediatric Hepatobiliary disease, Pediatric MIS, Transplantation Immunology



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Major diseases and numbers of inpatients treated

Disease name Number of inpatients
1 Inguinal hernia (-related diseases) 35
2 Biliary atresia 7
3 Pediatric malignant solid tumors 19
4 Gastroesophageal reflux disease 18
5 Appendicitis 7
6 Imperforate anus, Hirchsprung disease 9
7 Hydronephrosis 15
8 Vesicoureteral reflux 5
9 Cryptorchidism 36
10 Neonatal surgical diseases 31


Diseases selectively treated in this department and treatment and examination methods for them

  1. Pediatric malignant solid tumors
  2. Pediatric hepatobiliary disorders
  3. Gastrointestinal dysfunction
  4. Pediatric respiratory diseases
  5. Pediatric urologic diseases
  6. Prenatally diagnosed diseases
Treatment methods
  1. Laparoscopic surgery, minimally invasive treatment
Examination methods
  1. Endoscopic examinations
  2. Gastrointestinal function assessment
  3. Special imaging

Numbers of major operations and treatments performed

Name of operation/treatment Number
1 Surgical treatment of diaphragm disorders (curative surgery for diaphagmatic hernia) 5
2 Surgery for pediatric malignant solid tumors 7
3 Imperforate anus, Hirchsprung disease 7
4 Radical surgery for gastrointestinal atresia (such as esophageal and duodenal atresia) 2
5 Fundoplication 5
6 Tracheotomy and laryngotracheal separation 12
7 Hepatobiliary surgeries (such as radical surgery for biliary atresia) 5
8 Urological surgery (such as radical surgery for vesicoureteral reflux) 8
9 Orchiopexy 27
10 Surgery for inguinal hernia and related diseases 34
11 Endoscopic surgery 33


Numbers of major and specialized examinations conducted in this department

Name of examination Number
1 Upper gastrointestinal endoscopy 15
2 Lower gastrointestinal endoscopy 3
3 Bronchoscopy 17
4 Cystoscopy 5
5 Hepatic and renal biopsies 3


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