| seborrheic dermatosis | <dermatology> A form of inflammatory skin rash that results from an over activity of the sebaceous glands in the skin. Treatment often includes a mild hydrocortisone-containing cream. (27 Sep 1997) |
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| subcorneal pustular dermatosis | A pruritic chronic annular eruption of sterile vesicles and pustules beneath the stratum corneum; bears a considerable clinical resemblance to dermatitis herpetiformis. Synonym: Sneddon-Wilkinson disease, subcorneal pustular dermatitis. (05 Mar 2000) |
| dermatosis | <dermatology> Any skin disease, especially one not characterised by inflammation. (18 Nov 1997) |
| dermatosis medicamentosa | drug eruption |
| dermatosis papulosa nigra | Dark brown papular lesions, observed in blacks, on the face and upper trunk; histologically and clinically, they resemble seborrheic keratoses. (05 Mar 2000) |
| dermolytic bullous dermatosis | Form of epidermolysis bullosa characterised by atrophy of blistered areas, severe scarring, and nail changes. It is most often present at birth or in early infancy and occurs in both autosomal dominant and recessive forms. (12 Dec 1998) |
| digitate dermatosis | See: parapsoriasis en plaque. Synonym: small plaque parapsoriasis. (05 Mar 2000) |
| transient acantholytic dermatosis | A pruritic papular eruption, with histologic suprabasal acantholysis, of the chest, with scattered lesions of the back and lateral aspects of the extremities, lasting from a few weeks to several months; seen predominantly in males over 40. Synonym: Grover's disease. (05 Mar 2000) |
| ulcerative dermatosis | An infectious disease of sheep characterised by crusted ulcers on the skin of the face, feet, and external genitalia; thought to be caused by the orf virus. Synonym: lip and leg ulceration. (05 Mar 2000) |
| filarial dermatosis | A disease of sheep on high mountain ranges during the summer caused by larvae of the filarial worm, Elaeophora schneideri, which localise chiefly on the head, causing intense itching and loss of wool. Synonym: sorehead. (05 Mar 2000) |
| lichenoid dermatosis | Any chronic skin eruption, characterised clinically by induration and thickening of the skin with accentuation of skin markings, and microscopically by a band-like lymphocytic infiltration of the papillary dermis. (05 Mar 2000) |
| acquired | In medicine, the word acquired means new or added. New in the sense that it is not genetic (inherited) and added in the sense that is was not congenital (present at birth) but came along later. For example, AIDS is an acquired, not a genetic form of immune deficiency. (12 Dec 1998) |
| acquired agammaglobulinaemia | Heterogeneous group of immunodeficiency syndromes characterised by hypogammaglobulinaemia of most isotypes, variable B-cell defects, and the presence of recurrent bacterial infections. (12 Dec 1998) |
| acquired bronchiectasis | <chest medicine> Persistent and progressive dilation of bronchi or bronchioles as a consequence of inflammatory disease (lung infections), obstruction (tumour) or congenital abnormality (for example cystic fibrosis). Symptoms include fetid breath and paroxysmal coughing, with the expectoration of mucopurulent matter. It may affect the bronchioles uniformly (cylindric bronchiectasis) or occur in irregular pockets (sacculated bronchiectasis) or the dilated bronchi may have terminal bulbous enlargements (fusiform bronchiectasis). Although rarely congenital, it is most often an acquired condition in childhood. (13 Nov 1997) |
| acquired centric relation | See: centric jaw relation. (05 Mar 2000) |