Man 35 yo with pain at lateral of right leg.
In examination detected one round structure along the peroneal bone which is painful at palpation (photo).
Ultrasound of right leg revealed this struture hypoechoic, size of 1.2 cm in diameter and long # 10cm, lobulated ( US 1, US 2) and rule out venous thrombosis.
Radiologist suggested neuroma tumor of peroneal nerve.