An acute disease affecting natives of Central Africa, characterized by bloody vesicles of the mouth and other mucous surfaces, hematuria, and melena; defective nutrition may be the cause. SYN: akembe, kafindo.

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ony·al·ai (o″ne-alґa-e) a nutritional disorder seen in Central Africa, marked by the formation on the palatal and buccal mucous membranes of blebs containing semicoagulated blood; there are no signs of constitutional disorder. It is a form of thrombocytopenic purpura.

Medical dictionary. 2011.

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  • Onyalai — is a form of thrombocytopenia that affects some of the population in areas of central Africa.[1]  Onyalai exhibits similarities to idiopathic thrombocytopenic purpura (ITP) but differs in pathogenesis.  The affected age range is from… …   Wikipedia

  • akembe — SYN: onyalai …   Medical dictionary

  • kafindo — SYN: onyalai …   Medical dictionary

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