| Poisson, Simeon Denis | <person> French mathematician, 1781-1840. See: Poisson distribution, Poisson-Pearson formula. (05 Mar 2000) |
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| poisson distribution | <epidemiology> The distribution which arises when parasites are distributed at random amongst hosts. (05 Dec 1998) |
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| Poisson-Pearson formula | A formula to determine the statistical error in calculating the endemic index of malaria: let N = total number of children under 15 years in a locality; n = total number examined for the spleen-rate; x = number found with enlarged spleen; (x/n)100 = spleen-rate; e% = percentage of error; the percentage error will be, by this formula: (05 Mar 2000) |
| Browne, Sir Denis John | <person> British surgeon, *1892. See: Denis Browne's pouch, Denis Browne splint. (05 Mar 2000) |
| Burkitt, Denis | <person> 20th century British physician in Uganda, died 1993. See: Burkitt's lymphoma. (05 Mar 2000) |
| Denis Browne splint | A light aluminum splint applied to the lateral aspect of the leg and foot; used for clubfoot. (05 Mar 2000) |
| Denis Browne's pouch | A pocket formed between Scarpa's and external oblique fascia adjacent to external inguinal ring; a common lodging site for undescended testes (as in cryptorchism). Synonym: superficial inguinal pouch. (05 Mar 2000) |
| Leigh, Denis | <person> British psychiatrist, *1915. See: Leigh's disease. (05 Mar 2000) |