Facts on File Encyclopedia of Health and Medicine

Treatment Options and Outlook Treatment targets relief of symptoms during out- breaks and mitigation of future outbreaks to the ...

tion. Dermatologists recommend people who are photosensitive: wear clothing that covers the arms, legs, head, face, and neck wh ...

some point. Wearing jewelry in the piercing, which is necessary to maintain the piercing, also establishes circumstances for HYP ...

cyst protrudes out. Pilonidal cysts often remain symptomless, though many become apparent because they are subject to persistent ...

tions that allow scratching. Because the cause of prurigo, also called prurigo nodularis, remains unknown, dermatologists do not ...

well as to its relief. Scratching is also a conscious action, and can itself be an irritant that causes itching. Dermatologic co ...

are small and look as though they were dropped onto the skin. The lesions have raised edges with centers that are somewhat depre ...

riasis manifests, it is important to receive prompt and appropriate medical treatment as well as iden- tify and avoid triggers. ...

R rash A general term for a broad range of SKIN eruptions. A rash is a symptom rather than itself a health condition and may acc ...

surgery are likely to require multiple procedures over time. It is important to discuss these factors with the plastic surgeon. ...

CAFFEINEand ALCOHOL heat and strenuous physical exercise unprotected sun exposure strong emotional reactions such as anger, fea ...

S scabies A contagious parasitic infestation with the SKINmite Sarcoptes scabeithat typically causes intense itching (PRURITUS) ...

The palms of the hands and the soles of the feet are the only skin surfaces that do not have seba- ceous glands. The oily consis ...

skin cancer Malignant growth that arises from the epidermis or dermis. There are many types of CANCER that occur in the SKIN. Th ...

structure or the SEBACEOUS GLAND(sometimes col- lectively called the pilosebaceous unit). Basal cell carcinomas nearly always ar ...

ABCD CRITERIA FOR MALIGNANT MELANOMA A = asymmetry; halves do not match B = borders; edges are irregular or vague C = color; two ...

allograft, which uses donor skin harvested from a cadaver to create temporary protection while the wound heals enough to accept ...

for malignant melanoma. After doing several skin self-examinations, most people are familiar with their usual lesions and blemis ...

The keratinocytes bear the brunt of the expo- sure, and about 8 to 12 hours later show the con- sequences. The damaged cells rel ...

hours during exposure (as well as SPF lip balms to protect the lips). Dermatologists recommend sun- screens that block both UVA ...