preferred_name: Fibrous membrane of synovial tendon sheath of left abductor pollicis longus and left extensor pollicis brevis
preferred_name_lc: fibrous membrane of synovial tendon sheath of left abductor pollicis longus and left extensor pollicis brevis
label: Fibrous membrane of synovial tendon sheath of left abductor pollicis longus and left extensor pollicis brevis
label_lc: fibrous membrane of synovial tendon sheath of left abductor pollicis longus and left extensor pollicis brevis