| tropical abscess | <gastroenterology> An area of abscess formation (liquefaction necrosis) in the liver due to infection of the organ with amoebae. See: amoebiasis. (05 Feb 1998) |
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| tropical acne | <dermatology> A severe type of acne of the entire trunk, shoulders, upper arms, buttocks, and thighs; occurs in hot, humid climates. (05 Mar 2000) |
| tropical anaemia | Various syndromes frequently observed in persons in tropical climates, usually resulting from nutritional deficiencies or hookworm or other parasitic diseases. (05 Mar 2000) |
| tropical boil | <dermatology> The lesion occurring in cutaneous leishmaniasis. (05 Mar 2000) |
| tropical bubo | A venereal infection usually caused by Chlamydia trachomatis, and characterised by a transient genital ulcer and inguinal adenopathy in the male; in the female, perirectal lymph nodes are involved and rectal stricture is a common occurrence. Synonym: climatic bubo, Favre-Durand-Nicholas disease, lymphogranuloma inguinale, Nicolas-Favre disease, sixth venereal disease, tropical bubo. (05 Mar 2000) |
| tropical canine pancytopenia | A fatal disease of dogs in Asia, Africa, and the U.S. Caused by Ehrlichia canis, transmitted by the tick Rhipicephalus sanguineus, and characterised by haemorrhage, pancytopenia, and emaciation. Synonym: tropical canine pancytopenia. (05 Mar 2000) |
| tropical climate | <geography> A climate which is typical of equatorial and tropical regions, i.e., one with continually high temperatures with considerable precipitation, at least during part of the year. (12 Dec 1998) |
| tropical diarrhoea | tropical sprue |
| tropical diseases | <microbiology> Infectious and parasitic diseases endemic in tropical and subtropical zones, including Chagas' disease, leishmaniasis, leprosy, malaria, onchocerciasis, schistosomiasis, sleeping sickness, yellow fever, and others; often water-or insect-borne. See: emerging viruses. (05 Mar 2000) |
| tropical eczema | <dermatology> Eczema occurring in plaques on extensors of the extremities; of common occurrence and unknown aetiology. (05 Mar 2000) |
| tropical eosinophilia | <chest medicine, infectious disease> Eosinophilia associated with cough and asthma, caused by occult filarial infection without evidence of microfilaraemia, occurring most frequently in India and Southeast Asia. (05 Mar 2000) |
| tropical mask | A bronze-coloured pigmentation, probably produced by hormone imbalance, occurring in gradually increasing areas on the face, neck, and chest in persons exposed continuously to the tropical sun; similar to chloasma of the temperate zone, but intensified because of strong sunlight. Synonym: tropical mask. (05 Mar 2000) |
| tropical measles | <infectious disease, virology> A disease of uncertain character, somewhat resembling rubella, occurring in southern China. (05 Mar 2000) |
| tropical medicine | <study> The branch of medicine concerned with diseases, mainly of parasitic origin, common in tropical and subtropical regions. (12 Dec 1998) |
| tropical myositis | A disease observed in Samoa and in tropical Africa, marked by pains in the extremities, fever of a remittent or intermittent type, and abscesses in the muscles in various parts of the body (may result in death from sepsis); causative organisms are Staphylococcus aureus and Streptococcus pyogenes, but usually the disease is associated with parasitic infections. Synonym: bungpagga, lambo lambo, tropical myositis, tropical pyomyositis. (05 Mar 2000) |