Benign hypertrophy of left masseter and left pterygoid muscles

Case contributed by Dr Hidayatullah Hamidi


Left lower facial swelling for 3 years

Patient Data

Age: 16 years
Gender: Female

The left masseter muscle and left pterygoid muscle are hypertrophoid and are asymmetrically-enlarged compared to the right side. No focal lesion or abscess is seen. 

Case Discussion

Hypertrophy of masseter muscle is a condition that mainly does not require surgical intervention. It is an example of a pseudomass, i.e. it mimics true pathology. 

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Case information

rID: 57528
Published: 30th Dec 2017
Last edited: 14th Aug 2019
System: Head & Neck
Inclusion in quiz mode: Included

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