Search Results for: patch

Histologic Diagnosis of Inflammatory Skin Diseases

Tinea nigra

…m most often Individual lesions Brown or black macules and/or patches Course Protracted Differential diagnosis clinical Melanocytic nevus of junctional type, melanotic macule/patch, or melanoma in situ might be considered, the first marked usually by…

Dermatology Practical & Conceptual

Notalgia paresthetica: the unreachable itch

…e patient’s left scapula is visible as a hyperpigmented patch. (B) The hyperpigmented patch is highlighted on the patient’s mid-back. [Copyright: ©2013 Ellis.] On examination, there was a hyperpigmented patch medial to the left scapula wi…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Parapsoriasis?

…rent expressions morphologic of mycosis fungoides at a macule/patch or subtle papule/plaque stage of the lymphoma. The diagnosis, in reality, for so-called parapsoriasis, then, can only be either Mucha-Habermann disease or mycosis fungoides. That bei…

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…be appreciated clinically as infundibulocentric papules in a patch/subtle plaque of mycosis fungoides. As a principle general, inflammatory diseases do not “transform” into neoplastic diseases. Error: Anagen effluvium is an analogue of t…

Dermatology Practical & Conceptual

Melanoma and satellite blue papule

…ented with a 3-year history of a slow-growing, hyperpigmented patch located on the distal third of the right arm. Dermoscopy showed an atypical network, irregularly distributed globules, pigmented internal streaks and a milky-red area. Based on these…

Differential Diagnosis in Dermatopathology

Discussions

…mycosis fungoides met with most commonly are red-orange-brown patches and plaques with vague outlines and topped by subtle scale. The disease most often affects young adults and middle-aged persons, especially men, and usually is remarkably indolent;…