Case 189. Reference case 189A

　 　 　 　
　 Onchocerca gutturosa infection (bovine onchocercosis) in the wrist of a 57 y-o female in Oita. 　
　 　 　 　

　

 　 Within eosinophilic granulomatous reaction, a helminth with a ridge-forming thick cuticle is observed. Zoonotic onchocercosis is a very rare occasion.