| lichen planus verrucosus | Verrucoid or warty lesions occurring on legs and thighs in association with lichen planus elsewhere. Synonym: lichen planus verrucosus, lichen ruber verrucosus. (05 Mar 2000) |
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| lichen ruber | An obsolete term for lichen planus. (05 Mar 2000) |
| lichen ruber moniliformis | A rare dermatosis consisting of small reddish papules arranged in narrow beaded bands and covering large areas of the body. (05 Mar 2000) |
| lichen ruber planus | A primary disorder of the skin resulting in violaceous, polygonal, flat skin lesions that often pruritic (itchy). Seen commonly on the wrists, shins, lower back and genitalia. Involvement of the scalp may lead to hair loss. The cause of lichen planus is unknown, but may occur after the use of a drug (thiazide diuretics, phenothiazines, antimalarials). Treatment with topical corticosteroids is common. In most patients, spontaneous regression of the disease will be seen 6 months to 2 years after onset. (27 Sep 1997) |
| lichen ruber verrucosus | Verrucoid or warty lesions occurring on legs and thighs in association with lichen planus elsewhere. Synonym: lichen planus verrucosus, lichen ruber verrucosus. (05 Mar 2000) |
| lichen sclerosus et atrophicus | A chronic, atrophic skin disease characterised by white, angular, flat, well-defined, indurated papules with an erythematous halo and follicular, black, keratotic plugs. It is the most common cause of kraurosis vulvae in females and balanitis xerotica obliterans in males. It is called also white spot disease and csillag's disease. (12 Dec 1998) |
| lichen scrofulosorum | Small asymptomatic lichen papules on the trunk of children with tuberculosis; acid-fast bacilli are not seen in the dermal granulomas. Synonym: acne scrofulosorum, papular scrofuloderma, papular tuberculid. (05 Mar 2000) |
| lichen simplex chronicus | A thickened area of itching skin resulting from rubbing and scratching. (05 Mar 2000) |
| lichen spinulosus | Eruption of conical papules, of unknown cause, which have an adherent scaly surface; may be related to lichen planus. (05 Mar 2000) |
| lichen striatus | A self-limited papular eruption occurring primarily in children (more commonly in females); the lesions are arranged in linear groups and usually occur on one extremity. (05 Mar 2000) |
| lichen strophulosus | An eruption of papules and vesicles at the orifices of sweat glands, accompanied by redness and inflammatory reaction of the skin. Synonym: heat rash, lichen infantum, lichen strophulosus, prickly heat, strophulus, summer rash, tropical lichen, lichen tropicus, wildfire rash. (05 Mar 2000) |
| lichen syphiliticus | Secondary eruption of small follicular papules, usually appearing as groups of lesions. Synonym: acuminate papular syphilid, lichen syphiliticus, miliary papular syphilid. (05 Mar 2000) |
| lichen tropicus | An eruption of papules and vesicles at the orifices of sweat glands, accompanied by redness and inflammatory reaction of the skin. Synonym: heat rash, lichen infantum, lichen strophulosus, prickly heat, strophulus, summer rash, tropical lichen, lichen tropicus, wildfire rash. (05 Mar 2000) |
| lichen urticatus | A sensitivity reaction to insect bites, especially human and pet fleas, seen mostly in young children as wheals followed by papules on exposed areas. Synonym: lichen urticatus, prurigo infantilis, urticaria papulosa. (05 Mar 2000) |