Paget disease of the breast is considered to be a ductal carcinoma in situ from the lactiferous duct extending to the nipple epidermis, without invading the basement membrane in majority of cases. Only a few cases of the invasive type of mammary Paget disease have been documented in literature.
Basal cell carcinoma (BCC) is the most common skin malignancy seen in sun-exposed areas. Pigmented nodular basal cell carcinoma (PBCC) is a clinical and histologic variant of BCC. Aside from displaying features seen in nodular BCC, it also contains increased brown or black pigment, the presence of which makes it necessary to rule out melanoma. Congenital melanocytic nevi (CMN), on the other hand, are common skin lesions that carry a risk of malignant transformation, especially melanoma.
Basal Cell Carcinoma (BCC) is the most frequent skin malignancy of all cases of non-melanoma skin cancer. Diagnosis is through clinical and histopathologic confirmation. While biopsy is the gold standard, dermoscopy is valuable in the immediate recognition of the pigmented type of BCC in brown, Filipino skin.
Keratoacanthoma is a rapidly growing hyperkeratotic tumor usually associated with sun exposure. The most common of which is the solitary keratoacanthoma. We present a case of a solitary Keratoacanthoma on the dorsal aspect of the right foot.
Dermatoses affecting the genitals may be of infectious, inflammatory, or neoplastic cause, and can be simply confined to the genitalia or a manifestation of a more widespread condition. Patients with cutaneous diseases of the external genitalia often initially present to their primary care provider which may be a dermatologist.
Angiosarcoma is a rare aggressive malignant tumor of endothelial cell origin, with a predilection for the skin and superficial soft tissues (50% affecting the head and neck). Early diagnosis is imperative to facilitate proper management and increase overall survival rate, given its high rate of metastasis.