myospherulosis

my·o·spher·u·lo·sis

(mī'ō-sfēr-yū-lō'sis), A chronic granulomatous reaction to undetermined spherical structures frequently contained within a microscopic cyst; first reported in cystic lesions in skeletal muscle from eastern Africa and subsequently in nasal infections in the U.S. [myo- + L. sphaerula, small sphere, + G. -osis, condition]