Dermatology Practical & Conceptual

Dermatoscopic pattern of a spiradenoma

Case report Dermatoscopic features of spiradenoma-a benign adnexal neoplasm-have not been described. We present a case of spiradenoma occurring on the occipital scalp (Figure 1A, 1B) that showed a structureless pattern and blue clods on dermatoscopy…

Therapeutic Strategies in Dermatology

Chondrodermatitis Nodularis Helicis: Key Points

Key Points Chondrodermatitis nodularis helicis (CNH) is an uncommon, strikingly painful lesion on the helix or antihelix of the ear, which often appears as a crusted ulceration mimicking a cutaneous malignancy. Diagnosis may be made by clinical exa…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eccrine Neoplasms?

…oacanthoma simplex Syringoacanthoma Dermal duct tumor Eccrine spiradenoma Clear cell hidradenoma (eccrine acrospiroma) Eccrine chondroid syringoma Aggressive digital papillary adenoma Eccrine differentiation basal cell epithelioma (eccrine dermal cyl…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Origin of Adnexal Neoplasms?

…in, and the evidence for attributing an eccrine origin to the spiradenoma is poor. Eccrine poroma, hidroacanthoma simplex and dermal duct tumour form a fairly homogeneous family derived from eccrine duct and pore.” MacKie RM. Tumours of the sk…

Dermatology Practical & Conceptual

Dermatoscopy: What is your diagnosis?

…ect answer to the dermatoscopy quiz in the July 2012 issue is spiradenoma. Please see article 9 of this issue of Dermatology Practical and Conceptual for a detailed description of this quiz case with dermatoscopic/dermatopathologic correlation ( ht…

Dermatology Practical & Conceptual

Dermoscopic findings in a patient with multiple piloleiomyomas

…rilemoma, endometrioma, leiomyosarcoma, glomus tumor, eccrine spiradenoma, lipoma and blue nevus [1,4]. Although piloleiomyoma is frequently pigmented, it does not frequently enter a clinician’s differential diagnosis when evaluating cutaneous…