Fig. 5. Thigh VM. (A) Gross image of the patient. Lateral thigh VM is observed. (B-D) B-mode imaging. Dilated veins are observed in subcutaneous and intramuscular spaces. (E) Color flow imaging. Flow was observed in the intramuscular dilated vein on distal compression. (F, G) Spectral Doppler imaging. Very slow flow was observed within the dilated vein, and short low-intensity reflux was observed with forceful distal compression. VM: venous malformation.
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