Differential Diagnosis in Dermatopathology

Pagetoid Bowen’s disease vs. Extramammary Paget’s disease

An inflammatory disease caused by the spirochete Borrelia burgdorferi that manifests itself in the skin as erythematous lesions with figurate shapes, e.g., (round, ellipsoid, and arcuate) (erythema chronicum migrans), pseudolymphomatous nodules (lym…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mammary and Extramammary Paget’s Disease?

…the extramammary type remains controversial.” Weedon D, Strutton G. Skin Pathology. 2nd ed. New York: Churchill-Livingstone, 2002. Mammary and extramammary Paget’s disease are rare intraepidermal adenocarcinomas with simialr clincial f…

Histologic Diagnosis of Inflammatory Skin Diseases

Grover’s disease

…y-Hailey type Pemphigus foliaceus type Pemphigus vulgaris type Spongiotic-acantholytic type Correlation clinicopathologic Lesions of Grover’s disease, except for those of the Darier type histopathologic, are characterized usually by smooth or o…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Angiolymphoid Hyperplasia with Eosinophilia/Kimura’s Disease?

…perplasia with eosinophilia is a rare benign vasoproliferative disease of unknown cause, which can present as tumour-like nodules in the head and neck. We treated a patient who showed some of the features of Kimura disease (KD), which is an important…

Histologic Diagnosis of Inflammatory Skin Diseases

Darier’s disease and simulators of it

Darier’s disease and simulators of it Synonyms Darier-White disease Presentation stereotypical Age and sex Onset in childhood or adolescence in both sexes Distribution of lesions Symmetrical and widespread, favoring the neck, shoulders, upper…