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Melanosis peritonei associated with enteric duplication cyst. A case report
Y C Jung1, C J Chen, C C Tzeng
1Department of Pathology, National Cheng Kung University Hospital, Tainan, Taiwan, Republic of China.
The American Journal of Surgical Pathology
|February 1, 1996
Summary
Melanosis peritonei, a rare condition, was observed in a young girl with an enteric cyst, not an ovarian teratoma. This case suggests melanophages may spread hematogenously or lymphatically from the cyst.
Area of Science:
- Gastroenterology
- Pathology
- Pediatric Surgery
Background:
- Melanosis peritonei is an exceedingly rare condition.
- Previous cases were linked to ovarian dermoid cysts or peritoneal cysts.
Observation:
- A case of melanosis peritonei in a two-year-old girl is presented.
- This patient had an enteric cyst, distinct from previously reported ovarian teratomas.
Findings:
- Melanophages were identified within the enteric cyst and on the peritoneal surfaces.
- The distribution pattern suggests hematogenous or lymphatic spread of melanophages.
- The esophageal-like squamous mucosa of the cyst is speculated as the melanin origin.
Implications:
- This is the first reported instance of melanosis peritonei associated with an enteric duplication cyst.
- The findings expand the known associations of melanosis peritonei.
- Understanding the spread mechanism of melanophages is crucial for diagnosis and management.
