title: Accessory abductor hallucis causing entrapment of the posterior tibial nerve.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D009132:Muscles / Q000002:abnormalities* / Q000601:surgery; D009408:Nerve Compression Syndromes / Q000209:etiology* / Q000601:surgery; D013979:Tibial Nerve