title: Metastatic squamous cell carcinoma in linear porokeratosis of Mibelli.
abstract: We describe the clinical and pathologic observations of a 45-year-old woman with linear porokeratosis who developed squamous cell carcinoma in lesional sites. The squamous cell carcinoma metastasized to a regional lymph node. This is the second case of metastatic squamous cell carcinoma reported in porokeratosis and the first reported in the linear variety.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000150:complications* / Q000473:pathology; D005260:Female; D006801:Humans; D007642:Keratosis / Q000150:complications*; D008207:Lymphatic Metastasis; D008875:Middle Aged; D012867:Skin / Q000473:pathology*; D012878:Skin Neoplasms / Q000150:complications* / Q000473:pathology