| tuberculosis cutis | Pathologic lesions of the skin caused by Mycobacterium tuberculosis. Synonym: dermal tuberculosis, tuberculosis cutis. (05 Mar 2000) |
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| tuberculosis cutis follicularis disseminata | Dusky-red papules followed by crusting and ulceration primarily on the extremities and predominantly in young adults with a deep focus of tuberculosis or with a history of preceding infection. Synonym: tuberculosis cutis follicularis disseminata, tuberculosis papulonecrotica. (05 Mar 2000) |
| tuberculosis cutis luposa | Cutaneous tuberculosis with characteristic nodular lesions on the face, particularly about the nose and ears. Synonym: lupus tuberculosus, tuberculosis cutis luposa. (05 Mar 2000) |
| tuberculosis cutis orificialis | Any tuberculous lesion in or about the mouth or anus. Synonym: tuberculosis ulcerosa. (05 Mar 2000) |
| tuberculosis cutis verrucosa | A tuberculous skin lesion having a warty surface with a chronic inflammatory base seen on the hands in adults and lower extremities in children, with marked hypersensitivity to tuberculous antigens. See: postmortem wart. Synonym: lupus papillomatosus, lupus verrucosus, tuberculous wart, verrucous scrofuloderma. (05 Mar 2000) |
| parapsoriasis lichenoides | A rare condition that simulates chronic radiodermatitis in appearance; may eventuate as mycosis fungoides. Synonym: parakeratosis variegata, parapsoriasis lichenoides. Poikiloderma of Civatte, reticulated pigmentation and telangiectasia of the sides of the cheeks and neck; common in middle-aged women. Synonym: Civatte's disease. (05 Mar 2000) |
| parapsoriasis lichenoides et varioliformis acuta | pityriasis lichenoides et varioliformis acuta |
| pityriasis lichenoides | A subgroup of parapsoriasis itself divided into acute and chronic forms. The acute form is characterised by the abrupt onset of a generalised, reddish-brown, maculopapular eruption. Lesions may be vesicular, haemorrhagic, crusted, or necrotic. Histologically the disease is characterised by epidermal necrolysis. The chronic form shows milder skin changes with necrosis. An important variant of the chronic form is lymphomatoid papulosis. (12 Dec 1998) |
| pityriasis lichenoides chronica | An eruption lasting up to a few years, of reddish-brown papules with central scaling, that clears without scarring. Origin: Lichenoides Mod. L., fr. G. Leichen, lichen, a lichen-like eruption, + eidos, resemblance chronica Mod. L. Chronic, fr. G. Chronikos, pertaining to time; fr. Chronos, time (05 Mar 2000) |
| amoebiasis cutis | Cutaneous amoebiasis, appearing usually as an extension of underlying infection (e.g., anus or colostomy site or over a liver abscess). (05 Mar 2000) |
| amyloidosis cutis | Localised cutaneous amyloidosis with pruritic brownish-red papules, most commonly on the lower legs, due to amyloid infiltration of the papillary dermis. Synonym: amyloidosis cutis, lichen amyloidosis. Origin: G. Leichen, lichen, a lichen-like eruption + eidos, resemblance (05 Mar 2000) |
| ancylostomiasis cutis | Cutaneous larva migrans caused by larvae of hookworms. Synonym: ancylostoma dermatitis, ancylostomiasis cutis, coolie itch, dew itch, ground itch, swamp itch, swimmer's itch, toe itch, water itch, water sore. (05 Mar 2000) |
| aplasia cutis congenita | Congenital absence or deficiency of a localised area of skin, with the base of the defect covered by a thin translucent membrane; most often a single area near the vertex of the scalp, but may occur in other areas; underlying structures may also be affected; autosomal inheritance, either dominant or recessive. (05 Mar 2000) |
| asteatosis cutis | Dry, scaly integument with decrease in sebaceous secretion. (05 Mar 2000) |
| atrophia cutis | Atrophy of the skin that may occur either in discrete localised areas or in widespread areas. See: anetoderma. Synonym: atrophia cutis. (05 Mar 2000) |