Calabar swelling is produced by?
Correct Answer: Loa loa
Description: Ans. is 'b' i.e., Loa - Loa Loiasis . Loiasis is caused by L. Loa (the African eye worm) . Habitat of adult worms is subcutaneous connective tissue of man; often in the sub-conjuctival tissue of the eye. . The worm passes its life cycle in two hosts : - Man - Chrysops (Mango or deer flies) . C/Fs --> Asymptomatic microfilaremia Calabar (fugitive) swelling - subcutaneous swelling Nephropathy Encephalopathy rare Cardiomyopathy Calabar swelling is due to hypersensitivity reaction to the adult worm.
Category:
Microbiology
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