umls-concept:C0029001 | skos:definition | MSH: Infection with nematodes of the genus ONCHOCERCA. Characteristics include the presence of firm subcutaneous nodules filled with adult worms, PRURITUS, and ocular lesions.,CSP: infection with nematodes of the genus Onchocerca; characteristics include the presence of firm subcutaneous nodules filled with adult worms, pruritus, and ocular lesions. | lld:umls |