PMC5697997_01
Clinical view of the patient.
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A physical examination did not reveal nerve paralysis, or hearing, facial, or neck sensation disturbances, but a mobile, not tender but compressible mass was detected in the right neck region with normal skin overlying the swelling (Fig. 1).
Magnetic resonance imaging coronal and axial views of the lesion.
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T1-weighted sequences. The lesion appeared extrinsic to the SCM and showed no sign of infiltrating nearby structures (Fig. 2). The mass caused posterior displacement of the SCM and pressure on the vascular bundle, compressing it.
Intraoperative view of the cervical approach during removal of the lesion.
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Incision was followed by exposure of the platysma with careful dissection of the surrounding structures (Fig. 3).
Macroscopic image of the lesion.
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Macroscopically, the specimen showed an oval form of 7 x 4 cm (Fig. 4).
(a-f) Histological view of the lesion, showing the wall of the branchial cyst with lymphoid stroma covered by squamous epithelium without atypia.
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Microscopy showed that the lesion had a cyst wall with a stroma of the lymphoid type, covered by squamous epithelium without atypia (Fig. 5a-f).