Search Results for: cellulitis

Histologic Diagnosis of Inflammatory Skin Diseases

Erysipelas

…ted in the upper part of the dermis and in the epidermis account for the purpura and for the hemorrhagic aspect of blisters. Cellulitis is the stereotype of phlegmonous inflammation, a response characterized by a sparse, but diffuse, infiltration by…

Histologic Diagnosis of Inflammatory Skin Diseases

Arthropod assaults

…th eosinophilia. Trans St. John’s Hosp Dermatol Soc 1971;57:46-56. Ferreli C, Pinna AL, Atzori L, Aste N. Eosinophilic cellulitis (Wells’ syndrome): A new case description. J Eur Acad Dermatol Venereol 1999;13:41-45. Newton JA, Greaves…

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

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 =…

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,…

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

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

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

Images

…Perivascular and interstitial dermatitis + 10.29.1B: An infiltrate of lymphocytes, neutrophils, and eosinophils = Erysipelas Cellulitis, of which erysipelas is the stereotype, is an example of phlegmonous inflammation, i.e., one in which neutrophils…