Search Results for: cellulitis

Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…ect “bite” + Neutrophils especially in the interstitium of the reticular dermis and lymphocytes around venules = Cellulitis, e.g., erysipelas + Neutrophils and nuclear “dust” of neutrophils in a nodular infiltrate =…

Hyperkeratotic necrobiosis lipoidica

Hyperkeratotic necrobiosis lipoidica

…crobiosis lipoidica that had erythematous, indurated and tender plaques with superficial ulceration that clinically mimicked cellulitis [15]. The lesions were not yellow or waxy and no telangiectasia was seen. Liapon and Mashkilleison et al reported…

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…ivascular infiltrate of inflammatory cells the more marked will be the enlargement of endothelial cells. Error: Eosinophilic cellulitis, eosinophilic fasciitis, eosinophilic folliculitis, eosinophilic panniculitis, and eosinophilic spongiosis…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…oplasia = Acne keloidalis Changes identical with these are seen in acne conglobata, hidradenitis suppurativa, and dissecting cellulitis of the scalp, all of which begin as fulminant suppurative infundibulitis. 10.1.3A: Pustular dermatitis,…

Histologic Diagnosis of Inflammatory Skin Diseases

α-1 antitrypsin deficiency

…t may ulcerate and heal with atrophic scars, but the shapes of the lesions are not bizarre and the ulcers are not very deep. Cellulitis may be indistinguishable from α-1-antitrypsin deficiency panniculitis at an early stage of it. Findings…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…erythrocytes congested within dilated blood vessels of the superficial plexus. PHLEGMON [Gk. phlegma (flame, inflammation)]: Cellulitis brought into being usually by microaerophilic streptococci. The process tends to extend throughout the dermis and…

Histologic Diagnosis of Inflammatory Skin Diseases

The Algorithmic Method

…ymphocytes and neutrophils is met with uncommonly in inflammatory diseases of the skin and when it does occur, as happens in cellulitis, a response to the “bite” of a flea, acute discoid lupus erythematosus, urticarial lesions of…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphedema

…of lymph nodes, e.g., during mastectomy with axillary node excision. Inflammatory lymphedema is caused by recurrent bouts of cellulitis and lymphangitis, usually by streptococci (elephantiasis verrucosa nostras). Elephantiasis due to filariasis….

Histologic Diagnosis of Inflammatory Skin Diseases

Deep fungal infections

…ulitides devoid usually of granulomas and, of course, of microorganisms always. Acne conglobata, acne keloidalis, dissecting cellulitis of the scalp, and hidradenitis suppurative, basically, are suppurative infundibulitides associated with…