Infective phlegmon within posterior cervical space

Case contributed by Steve Lau
Diagnosis probable

Presentation

Right sided posterior triangle neck swelling.

Patient Data

Age: 65 years
Gender: Male

CT neck shows inflammatory fat stranding in right posterior cervical space between sternocleidomastoid and paravertebral musculature. The right sternocleidomastoid belly is enlarged with loss of fat plane between paraspinal muscles. There is also thickening of overlying skin.

There are multiple enlarged level 3 and level 5 nodes. 

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