Monday, September 19, 2011

Non-infectious skin and mucous membrane lesions of AIDS Non-infectious skin and mucous membrane lesions of AIDS

Non-infectious skin and mucous membrane lesions of AIDS patients, there may be some other skin lesions. The most common is seborrheic dermatitis, herpes or measles-like itchy rash, like ring-ring granuloma processes, folliculitis, yellow nail syndrome, vasculitis, cluster-like hair, blood stains, eosinophilic pus blisters folliculitis, multi-eyelashes psychosis.

Seborrheic dermatitis-like rash in AIDS symptoms appear either before or simultaneously, the incidence rate as high as 46%, than the ordinary person a high incidence rate of about 9 times. The pathogen is unclear, mostly occurs in the scalp, eyebrows, eyes, or under the ears, may also occur in the armpits, chest, groin and other parts, the performance of the substrate in the erythema have a thick yellow oil-like scales, showed facial disc, and sometimes with fever, joint pain, and diffuse adenosis, lasting refractory should be identified and systemic lupus erythematosus. Sometimes these rashes like psoriasis. Biopsy, showing superficial perivascular lymphocyte infiltration, and plasma cells appear in the dermis, epidermal hyperplasia with mild psoriasis, the cells scattered within the necrotic parakeratotic cells.

3. Neoplastic cutaneous manifestations of KS, lymphoma, skin squamous cell carcinoma, basal cell carcinoma. Sarcoma in AIDS patients, KS is the most common initial manifestation of disseminated sarcoma was single or a color change from light brown to dark purple, its shape can be plaque to the tumor nodules, also showed follicular, herpes zoster-like or linear, and non-AIDS patients compared with more atypical KS sarcoma. In addition, AIDS patients with KS sarcoma are usually of invasion and the mucous membranes. Occurrence of AIDS patients and non-Hodgkin's lymphoma, Hodgkin's may have a skin nodules. Cutaneous squamous cell carcinoma of the rectum and anus primary tumors are more common, the former with herpes and HPV infection, which is related with anal sex

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