Licensed clinical social worker
A social worker trained in psychotherapy who helps individuals deal with a variety of mental health and daily living problems to improve overall functioning. A social worker usually has a master’s degree in social work and has studied sociology, growth and development, mental health theory and practice, human behavior/social environment, psychology, research methods. Abbreviated L.C.S.W.
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- Lichen planus
A common skin disease with small itchy pink or purple spots on the arms or legs. The lesions (abnormal areas) on the skin in lichen planus are typically polygonal, flat (hence, the term planus), and pruritic (itchy). Occurs characteristically on the wrists, shins, lower back and genitalia. Involvement of the scalp may lead to hair […]
- Lichenification
Thick, leathery skin, usually the result of constant scratching and rubbing. With prolonged rubbing or scratching, the outer layer of the skin (the epidermis) becomes hypertrophied (overgrown) and this results in thickening of the skin and exaggeration of the normal skin markings, giving the skin a leathery bark-like appearance. Lichenification is a common consequence of […]
- Lichtenberg figures
A fern-leaf pattern of reddish, painless marks on the skin that are a result of a skin reaction to a lightning strike. The pattern typically vanishes in a few hours or days. Lichtenberg figures are named after Georg Christoph Lichtenberg, a German physicist, who described similar patterns in 1777, while experimenting with static electricity.
- Life support
1. A therapy or device designed to preserve someone’s life when an essential bodily system is not doing so. Life support may, for example, involve enteric feeding (by a tube), total parenteral nutrition, mechanical ventilation, a pacemaker, defibrillator, heart/lung machine, or dialysis. 2. Something that sustains life, as in “The earth is the ultimate life […]
- Life-support
Pertaining to life support, as in “He is only here because of the life-support systems.