Search Results for: comedo

Differential Diagnosis in Dermatopathology

Discussions

…ted morphologically by a variety of lesions, chief among them comedones which are common, but not essential, elements for diagnosis of it. There also may be papules, pustules, and nodules the latter representing infundibular cysts which, on rupture,…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

Keratotic spikes that emerge from dilated ostia of infundibula and are equidistant from one another. The term keratosis pilaris refers to the phenomenon when it presents itself without any distinct arrangement of individual lesions, whereas the desi…

Dermatology Practical & Conceptual

Papillary adenocarcinoma in situ of the skin: report of four cases

…al. Extramammary Paget disease of the axilla associated with comedo-like apocrine carcinoma in situ. Am J Dermatopathol. 2002;24:351-7. 4. Obaidat NA, Awamleh AA, Ghazarian DM. Adenocarcinoma in situ arising in a tubulopapillary apocrine hidradenoma…

Differential Diagnosis in Dermatopathology

Infundibular cyst vs. Isthmus-catagen cyst

Keratotic spikes that emerge from dilated ostia of infundibula and are equidistant from one another. The term keratosis pilaris refers to the phenomenon when it presents itself without any distinct arrangement of individual lesions, whereas the desi…