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Immature gastric teratoma: a rare tumour

Muhammad Sharif1, Bilal Mirza, Lubna Ijaz

  • 1Department of Pediatric Surgery, The Children's Hospital and the Institute of Child Health Lahore, Pakistan.

Insights

This case report details a rare immature gastric teratoma in an infant, presenting as a large abdominal mass. Surgical excision and histopathology confirmed the diagnosis, highlighting the tumor's unusual origin and immaturity.

Area of Science:

  • Pediatric Surgery
  • Pediatric Oncology
  • Gastrointestinal Pathology

Background:

  • Gastric teratomas are exceptionally rare pediatric neoplasms.
  • They typically manifest as palpable upper abdominal masses.

Observation:

  • A case of a one-and-a-half-month-old male infant presenting with an extensive abdominal mass was documented.
  • Abdominal ultrasound revealed a large mass with both solid and cystic features, while CT scan identified calcifications.
  • Preoperative imaging suggested a teratoma, but its specific gastric origin was uncertain.

Findings:

  • The mass was surgically removed, including a portion of the stomach wall.
  • Histopathological examination confirmed the diagnosis of a grade-3 immature gastric teratoma.
  • This represents a rare instance of a gastric teratoma, particularly an immature subtype.

Implications:

  • This case underscores the importance of considering gastric teratomas in the differential diagnosis of pediatric abdominal masses.
  • The successful surgical management highlights the potential for complete resection.
  • Reporting rare immature gastric teratomas contributes to a better understanding of these unusual pediatric tumors.

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