Search Results for: gas gangrene

Histologic Diagnosis of Inflammatory Skin Diseases

Gas gangrene

Gas gangrene Synonyms Clostridial myonecrosis Presentation stereotypical Age and sex Usually adults of both sexes Distribution of lesions Localized to sites of deep wounds Individual lesions Dusky erythematous plaques and hemorrhagic bullae through…

Histologic Diagnosis of Inflammatory Skin Diseases

Gas gangrene

Therapeutic Strategies in Dermatology

Spider Bites: Key Points

…osphatase, 5’-nucleotide phosphohydrolase Marked necrosis and gangrene Wolf spider (Lycosidae)   Histamine   Hobo spider (such as Tegeneria agrestis) Funnel web spider Unknown Herringbone pattern on abdomen   Bites may cause severe der…

A Clinical Atlas of 101 Common Skin Diseases

Lupus Erythematosus

An inflammatory process that expresses itself in the skin in protean ways that are variations on a basic pathologic theme, and includes evanescent patches on the face (“butterfly blush”), scaly papules and plaques that resolve with atrop…

Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…ermis = Suction blister + Erythrocytes in the blister, holes (gas bubbles) in the dermis and subcutis, and many Gram-positive bacilli in the subcutis especially = Gas gangrene + Rim of homogenous eosinophilic material around small vessels in the uppe…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…skeletal muscle + 10.40.1C + 10.40.1D + 10.40.1E + 10.40.1F = Gas gangrene   Clostridium perfringens, the causative organism of this process, sometimes creates serum-filled spaces that house innumerable erythrocytes. When bacilli in those erythrocyte…

Histologic Diagnosis of Inflammatory Skin Diseases

Lupus erythematosus

…ifestations Discoid lupus erythematosus Lupus profundus Acral gangrene Deep ulcers on the legs Features clinical The range of lesions clinical in lupus erythematosus is great, from patches of a “butterfly blush” on malar eminences to deep…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Follicular Degeneration Syndrome?

…comb is then heated by placing it in the flame of the kitchen gas range. While not heated to redness, a guideline to excessive heating is supposedly afforded by touching the iron to a piece of paper. If it bursts into flame, the iron is too hot! The…

Histologic Diagnosis of Inflammatory Skin Diseases

Drug eruptions

…mew JR, et al. Warfarin-induced skin necrosis and venous limb gangrene in the setting of heparin-induced thrombocytopenia. Arch Intern Med 2004 12;164(1):66-70. Torres MJ, Corzo JL, Leyva L, et al. Differences in the immunological responses in drug-…