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. 2018 May-Aug;6(2):119-120.
doi: 10.4103/sjmms.sjmms_100_17. Epub 2018 Apr 16.

Myositis Ossificans of the Masseter Muscle

L Kayal  1 , G V Murali Gopika Manoharan  1 , Bhaumik Joshi  1
Affiliations

Myositis Ossificans of the Masseter Muscle

L Kayal et al. Saudi J Med Med Sci. 2018 May-Aug.
No abstract available

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Conflict of interest statement

There are no conflicts of interest.

Figures

Figure 1
Figure 1
(a) Image showing a swelling present over the left side of the patient's face and severe trismus with maximum mouth opening restricted to 2 mm; (b) Post-treatment photograph of the patient with sufficient mouth opening
Figure 2
Figure 2
Computed tomography axial section showing hypertrophy of the left masseter muscle and a calcified mass attached to left ramus of the mandible (intramuscular mass with peripheral ossifications [white arrow] and a low-density central area indicating fatty metaplastic transformation [black arrow])
See this image and copyright information in PMC

References

    1. King JB. Post-traumatic ectopic calcification in the muscles of athletes: A review. Br J Sports Med. 1998;32:287–90. - PMC - PubMed
    1. Boffano P, Zavattero E, Bosco G, Berrone S. Myositis ossificans of the left medial pterygoid muscle: Case report and review of the literature of myositis ossificans of masticatory muscles. Craniomaxillofac Trauma Reconstr. 2014;7:43–50. - PMC - PubMed
    1. Dhanrajani PJ, Jonaidel O. Trismus: Aetiology, differential diagnosis and treatment. Dent Update. 2002;29:88–92. 94. - PubMed
    1. Lacout A, Jarraya M, Marcy PY, Thariat J, Carlier RY. Myositis ossificans imaging: Keys to successful diagnosis. Indian J Radiol Imaging. 2012;22:35–9. - PMC - PubMed
    1. Goldman AB. Myositis ossificans circumscripta: A benign lesion with a malignant differential diagnosis. AJR Am J Roentgenol. 1976;126:32–40. - PubMed