Search Results for: peri-infundibulitis

1 3 4 5 6 7 14
Histologic Diagnosis of Inflammatory Skin Diseases

Images

…cells. The fibrous tracks in the late lesion shown here represent sites at which there once were hair follicles. 10.108.3A: Periinfundibulitis, fibrosing + 10.108.3B: Lichenoid infiltrate of lymphocytes at the periphery of a zone of…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…ed usually in a 4 mm biopsy specimen 2. Suppurative infundibulitis prominent 2. Suppurative infundibulitis and granulomatous periinfundibulitis prominent 3. Periinfundibulitis not consequential 3. Periinfundibulitis often predominant 4. No…

Histologic Diagnosis of Inflammatory Skin Diseases

"Perforating folliculitis" of chronic renal disease

…ouses such a lesion sometimes reveal the character basic to it, namely, infundibulocentric. Because the original suppurative infundibulitis has been excoriated so furiously, almost always all vestiges of it have been obliterated by the time a biopsy…

Differential Diagnosis in Dermatopathology

Discussions

…ar, yet fundamentally different, conditions turns on the fact that acne vulgaris essentially is an infundibulitis, and not a periinfundibulitis, whereas rosacea is both an infundibulitis and a periinfundibulitis. Granulomatous inflammation is…

Differential Diagnosis in Dermatopathology

Study By Disease

…ve folliculitis (Quiz #811) Suppurative folliculitis (Quiz #814) Suppurative folliculitis (furuncle) (Quiz #812) Suppurative infundibulitis (Quiz #665) Suppurative infundibulitis in a patient with Crohn’s disease (Quiz #897) Suppurative…

Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…s, focal hypergranulosis, slight spongiosis, lymphocytes and sometimes histiocytes along the dermoepidermal interface, and a perivascular and periadnexal infiltrate of lymphocytes = Lichen striatus + Orthokeratosis, thin epidermis at least focally,…

Histologic Diagnosis of Inflammatory Skin Diseases

Elastosis perforans serpiginosa

…follicularis et parafollicularis in cutem penetrans” and which probably is nothing other than a widespread suppurative infundibulitis that persists and becomes complicated by rubbing in the form of prurigo nodularis, analogous to what develops…

Histologic Diagnosis of Inflammatory Skin Diseases

Arthropod assaults

…ctly above the base of a wedge-shaped infiltrate of inflammatory cells is a clue to an insect “bite.” Spongiotic infundibulitis in the center of a wedge-shaped, perivascular and interstitial infiltrate made up of lymphocytes mostly is a…

1 3 4 5 6 7 14