Search Results for: peri-infundibulitis

Ocular Inflammation

Ocular Inflammation

…n the middle of the face and are accompanied by telangiectases. On sites other than the midface like forehead, perioral, and periocular regions, however, erythematous papules and papulopustules may be unaccompanied by telangiectases. In contrast to…

Differential Diagnosis in Dermatopathology

Discoid lupus erythematosus vs. Dermatomyositis

…a foreign-body type of inflammatory process that results from penetration of the dermis by an ingrown hair. The phenomena of infundibulitis and pseudoinfundibulitis are referred to universally as “folliculitis” and…

Differential Diagnosis in Dermatopathology

Discussions

…dings by conventional microscopy of other expressions morphologic of lichen planus, e.g., the atrophic, the bullous, and the peri-infundibular/perifollicular (lichen planopilaris), each of those being unaffected by rubbing. All of them, however, are…

An asymptomatic cluster of violaceous papules

An asymptomatic cluster of violaceous papules

…taking carbamazepine and calcium for five years’ duration. An incisional biopsy from one of the lesions involving lesion and peri-lesional skin was performed. Figure 1. Multiple violaceous papules on the right lateral thigh. [Copyright: ©2015…

Differential Diagnosis in Dermatopathology

Mucha-Habermann disease vs. Secondary syphilis

…a foreign-body type of inflammatory process that results from penetration of the dermis by an ingrown hair. The phenomena of infundibulitis and pseudoinfundibulitis are referred to universally as “folliculitis” and…

Nail apparatus melanoma initially diagnosed as nail matrix blue nevus: a case report with dermatoscopy and dermatopathology

Nail apparatus melanoma initially diagnosed as nail matrix blue nevus: a case report with dermatoscopy and dermatopathology

…th longitudinal melanonychia [16,17], the others all presented with structureless subungual pigmentation (one had associated periungal pigmentation [18]), as might be expected in a dermal pigmented melanocytic proliferation. This diagnosis of blue…

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

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

…ed that a constant feature is the presence of a recognizable myoepithelial cell layer around the glands and sometimes at the peripheral of the cystic-papillary areas. Invasion into the stroma is sometimes seen and no myoepithelial cells are present…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…ar epidermis 8. Increased number of mitotic figures in infundibular epidermis 9. No evidence of typical lichen planus at the periphery of the lesion 9. Typical changes of lichen planus sometimes present at the periphery of the lesion 10. If…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…f lymphocytes often moderately dense or dense 5. Infiltrate of lymphocytes usually sparse 6. Infiltrate of lymphocytes often peri-infundibular and perifollicular 6. Infiltrate of lymphocytes has no predilection for infundibulofollicular units 7….