Woman 31 yo, 4 months ago detected left postero-lateral
of the neck swelling, no painful (see foto).
XRays of the neck: normal cervical spine bone (xray1,
xray 2).
Ultrasound of this
mass revealed intra trapezius muscle, echo very
poor, hypovascular, crossing middle
line of the neck ( us 1, us 2).
MRI
of the neck with gado, found out this mass intra trapezius muscle well- bordered and enhanced with gado, and central necrosis.