Figure 1: A 32-year-old male patient complaining of the right lateral elbow pain for approximately 1 month, (a) ultrasound showed uneven hypoechogenicity from the extensor digitorum tendon to the lateral epicondyle (arrow), (b) color Doppler ultrasound showed high blood flow (arrow), (c) the symptoms resolved after two injections of ultrasound-guided repeated puncture treatment combined with injection of 15% high-concentration dextrose solution (arrow)