Treatment of masseteric hypertrophy with botulinum toxin: A report of two cases

BAS, BURCU/0000-0003-0593-3400; Kutuk, Nukhet/0000-0001-6563-1899 WOS: 000279667400021 PubMed: 20173718 Masseter muscle hypertrophy is a rare condition of unknown cause which is important in the differential diagnosis of head and neck masses, located in the cheek. Several treatment options reported for masseter hypertrophy, which range from simple pharmacotherapy to more invasive surgical reduction. Botulinum toxin type A is a powerful neurotoxin which is produced by the anaerobic organism Clostridium botulinum and when injected into a muscle causes interference with the neurotransmitter mechanism producing selective paralysis and subsequent atrophy of the muscle. Injection of botulinum tox…