Search Results for: infundibulitis

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…an “apocrine miliaria.” In short, Fox-Fordyce disease is not an apocrine analogue of eccrine miliaria. 10.39.2A: Infundibulitis, spongiotic + 10.39.2B: Peri-infundibulitis made up mostly of lymphocytes = Fox-Fordyce disease These are not…

Histologic Diagnosis of Inflammatory Skin Diseases

Majocchi’s granuloma

…cut through a specimen in search of follicles whose hair shaft and inner sheath are favorite haunts of hyphae of suppurative infundibulitis brought about by superficial fungi. Tinea barbae is one of many expressions of dermatophytic infundibulitis

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ne conglobata, hidradenitis suppurativa, and dissecting cellulitis of the scalp, all of which begin as fulminant suppurative infundibulitis. 10.1.3A: Pustular dermatitis, infundibular, and peri-infundibulitis, granulomatous + 10.1.3B: Hair shafts in…

Histologic Diagnosis of Inflammatory Skin Diseases

Hair Follicles

…s in staphylococcal pustulosis. In those conditions, infundibula are filled with neutrophils. Much less common is spongiotic infundibulitis, e.g., so-called infundibulofolliculitis, in which spongiosis mediated by lymphocytes is present in the wall…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…blade of a microtome missed the infundibulum and, instead, sampled the changes around it. This is not a folliculitis, but an infundibulitis. 10.27.3A: Pustular dermatitis, infundibular, mixed-cell + 10.27.3B: Eosinophils predominate over neutrophils…

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…

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

Reactive perforating collagenosis

…purative infundibulitis unrelated to trauma. Acquired perforating disorder of renal disease/diabetes begins as a suppurative infundibulitis and ends as picker’s nodules; severe pruritus brought about by the effects of the suppurative…

Histologic Diagnosis of Inflammatory Skin Diseases

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…