Case 110: Soft Tissue Sarcoma || Ultrasound

          

Clinical Features:

A 47-year-old male came with

- Right lower thigh lump at the postero-lateral aspect.

- H/o previous surgical removal of the tumor.

Ultrasound Features:

- An irregular, heterogeneous, hypoechoic mass with internal few cystic spaces of necrosis noted deep to the subcutaneous layer of the postero-lateral aspect of the lower thigh compressing the surrounding soft tissues.

- Color Doppler shows hypervascularity with disorganized vascular pattern.

Remember:

Any large (>5cm), solid, nonfatty soft tissue tumor should be considered sarcoma unless proven otherwise by biopsy.

Ultrasound Diagnosis:

Soft tissue mass lesion at the posterolateral aspect of the right lower thigh, possibly sarcoma.

Ultrasound Images:

Sarcoma at the lower thigh

Hypervascularity on Doppler

3D Doppler images

Multi-planar 3D

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