Thymectomy may not be associated with clinical improvement in MuSK myasthenia gravis.

Clifford KM, Hobson-Webb LD, Benatar M, Burns TM, Barnett C, Silvestri NJ, Howard JF, Visser A, Crum BA, Nowak R, Beekman R, Kumar A, Ruzhansky K, Chen IA, Pulley MT, Laboy SM, Fellman MA, Howard DB, Kolb NA, Greene SM, Pasnoor M, Dimachkie MM, Barohn RJ, Hehir MK