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Basal cell carcinoma with matrical differentiation. Matrical carcinoma
F G Aloi1, A Molinero, M Pippione
1Institute of Dermatology, University of Turin, Italy.
The American Journal of Dermatopathology
|December 1, 1988
Summary
Three basal cell carcinoma cases with matrical differentiation, identified by "shadow cells," were documented. This finding supports the term "basal cell tumor with matrical differentiation" for accurate diagnosis.
Area of Science:
- Dermatopathology
- Oncology
Background:
- Basal cell carcinoma (BCC) is the most common human cancer.
- Matrical differentiation is a rare feature in BCC, typically associated with pilomatricoma.
Purpose of the Study:
- To describe unusual cases of BCC exhibiting matrical differentiation.
- To propose appropriate terminology for this BCC subtype.
- To discuss differential diagnosis, especially with malignant pilomatricoma.
Main Methods:
- Histopathological examination of three BCC cases.
- Identification of "shadow cells" within basaloid islands as a key feature.
Main Results:
- Three cases of BCC with focal matrical differentiation, characterized by shadow cells, were identified.
- The term "basal cell tumor with matrical differentiation" is proposed.
Conclusions:
- Matrical differentiation is a definable feature in some BCCs.
- Accurate terminology aids in distinguishing these tumors from other neoplasms like pilomatricoma.