I had a look around on the internet this evening for some muscle diagrams and it seems I have a painful abductors pollicis longus. |
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The ulnar nerve also innervates the adductor pollicis and first dorsal interosseous muscles, which allow pinch. |
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Extensor pollicis brevis arises from the radius distal to abductor pollicis longus and inserts onto the base of the proximal phalanx of the thumb. |
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These involved, in addition to the base of the first carpometacarpal joint, the trapezium, navicular, surrounding fascial structures or the abductor pollicis brevis muscle. |
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He reported the following variations of extensor ossis metacarpi pollicis. |
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