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[Granular cell tumor].
1Odjel za patolosku anatomiju, Opća bolnica, Osijek.
Lijecnicki Vjesnik
|January 1, 1990
Summary
Granular cell tumors (GCT) are rare, appearing in 0.03% of biopsies, predominantly affecting women in the skin, trunk, and vulva. Accurate diagnosis is crucial to avoid misinterpretation as carcinoma.
Area of Science:
- Pathology
- Oncology
Context:
- Granular cell tumors (GCT) represent a rare neoplastic entity.
- Incidence of GCT is noted at 0.03% of all biopsy specimens.
- GCT predominantly affects women, with common sites including skin, subcutaneous tissue of the trunk, and vulva.
Purpose:
- To analyze the clinical and histological features of granular cell tumors.
- To highlight diagnostic challenges and potential misinterpretations of GCT.
- To emphasize the importance of accurate diagnosis for pathologists and clinicians.
Summary:
- A retrospective analysis identified 18 cases of GCT between 1976 and 1988.
- Tumor sizes ranged from 0.6 to 4 cm, with a mean of 1.5 cm.
- Histological features often present with ill-defined borders, complicating preoperative diagnosis. Misdiagnoses included squamous cell carcinoma and invasive carcinoma due to features like pseudoepitheliomatous hyperplasia and desmoplasia.
Impact:
- Highlights the low incidence and predilection for women.
- Underscores the diagnostic difficulties, necessitating careful pathological examination.
- Stresses the importance of distinguishing GCT from malignant neoplasms to ensure appropriate patient management.