Search Results for: hamartoma

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Infundibulo-folliculo-sebaceous cystic hamartoma Steatocystoma 1. Situated mostly in the dermis as a rule; sometimes also the subcutaneous fat 1. Situated in either the dermis or the subcutaneous fat, or both together 2. Cyst does not “pop ou…

Differential Diagnosis in Dermatopathology

Discussions

…d malignant neoplasms that may arise within nevus sebaceus, a hamartoma marked by alterations of the dermis, the epidermis, and the epithelial structures of adnexa, as well at times of the subcutaneous fat. Clinically, it is relatively easy to suspec…

Differential Diagnosis in Dermatopathology

Images

Infundibulo-folliculo-sebaceous cystic hamartoma Steatocystoma…

Differential Diagnosis in Dermatopathology

Discussions

…ngle specimen. The large nodular type is seen commonly in the hamartoma, nevus sebaceus. Often, the large nodules are pigmented heavily by melanin as a consequence of the activity of dendritic melanocytes housed within aggregations of neoplastic tric…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen striatus

…“inflammatory disease,” even though it truly is a hamartoma, the reason for that liberty being taken because clinically, and histopathologically, it resembles an inflammatory disease, as the first word in the title of it attests. Findings…

Differential Diagnosis in Dermatopathology

Discussions

…r lichen planus, and lichen striatus. An epidermal nevus is a hamartoma that, on biopsy, is found to have different characteristics histopathologic that are reflected in differences clinical. Among the findings histopathologic in epidermal nevi are v…