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Revista Española de Cirugía Oral y Maxilofacial

On-line version ISSN 2173-9161Print version ISSN 1130-0558


ROSA VALENCIA, Andrés; ROJAS CUELLAR, Francisco  and  ROMO SANHUEZA, Luis. Idiopathic unilateral masseteric hypetrophy. Rev Esp Cirug Oral y Maxilofac [online]. 2020, vol.42, n.2, pp.91-93.  Epub July 06, 2020. ISSN 2173-9161.

A 20-year-old patient who present an increase in left facial side. Studied with ultrasound, CT scan and surgical biopsy. The diagnosis of idiopathic unilateral masseter hypertrophy was established. Masseter hypertrophy is a benign disorder that can manifest unilaterally or bilaterally, causing facial asymmetry, often asymptomatic. Several treatments have been introduced, such as infiltration with Botulinum toxin type A, a minimally invasive and effective treatment.

Keywords : Masseteric hypertrophy; facial asymmetry; botulinum toxin type A.

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