Search Results for: folliculitis

Uncommon presentations of tinea versicolor

Uncommon presentations of tinea versicolor

…r past medical history was unremarkable. At the time of the visit, she had been taking oral doxycycline for 1 month to treat folliculitis of the legs. Potassium hydroxide (KOH) preparation of the scaly plaque demonstrated spores and short hyphae…

Dermoscopic findings in reactive perforating collagenosis

Dermoscopic findings in reactive perforating collagenosis

…s mellitus. Dermoscopy is a noninvasive technique that has been used in the diagnosis of APD [3], especially for perforating folliculitis (PF). However, to our knowledge, the dermoscopic features of RPC have not been previously described in the…

Histologic Diagnosis of Inflammatory Skin Diseases

Toxic erythema of the newborn

…ve infundibulitis that soon is joined by many eosinophils. In that respect, it is similar to so-called eosinophilic pustular folliculitis, which also is a suppurative infundibulitis in which eosinophils come rapidly to outnumber neutrophils. By…

Histologic Diagnosis of Inflammatory Skin Diseases

An inflammatory process that often begins as a suppurative folliculitis manifested clinically as pustules. It rapidly extends to become ulcers marked at their periphery by boggy tissue. The skin disease is associated commonly with inflammatory…

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatofibroma

…oon TK, Park WH. Solitary sclerotic fibroma of the skin: degenerated sclerotic change of inflammatory conditions, especially folliculitis. Am J Dermatopathol 2000;22(1):22-25. Civatte A. Un type de fibromes cutanes; le fibrome en pastille. Marseille…

Differential Diagnosis in Dermatopathology

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Perforating Folliculitis Elastosis Perforans Serpiginosa

Histologic Diagnosis of Inflammatory Skin Diseases

Incontinentia pigmenti

…tic dermatitis; it seems to be a suppurative infundibulitis that houses countless eosinophils, akin to eosinophilic pustular folliculitis of HIV and Ofuji’s disease. Dermatophytes are capable of inducing most of the patterns of inflammatory…

Histologic Diagnosis of Inflammatory Skin Diseases

Keloid

…guishable histopathologically from that of a true keloid. Keloids may develop at sites of suppurative infundibulitis (“folliculitis”), e.g., acne keloidalis, but not all papules and nodules of that condition show bundles of collagen like…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Perforating Folliculitis Elastosis Perforans Serpiginosa 1. Only a single focus of change pathologic as a rule in a 4-millimeter biopsy specimen 1. Several foci of change pathologic in a 4-millimeter biopsy specimen 2. Surface of the epidermis…