The Korean Journal of Sports Medicine

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Fig. 2.

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Fig. 2. Ultrasound-guided injection into the proximal one-third portion of the extensor digiti minimi (EDM) muscle, which was most tender. (A) Ultrasonography verified the needle’s placement within the EDM muscle (arrow, 23-gauge needle). (B) Color Doppler ultrasonography confirmed the flow of the injected isotonic saline within the EDM muscle. ECU, extensor carpi ulnaris; EDC, extensor digitorum communis.
Korean J Sports Med 2023;41:250-5
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