| thumb forceps | A spring forceps used by compression with thumb and forefinger. (05 Mar 2000) |
|---|---|
| thumb lancet | A lancet with short flat blade which folds back, when closed, between two plates of the handle. (05 Mar 2000) |
| thumb reflex | Flexion of the thumb upon tapping the dorsum of the hand. Synonym: metacarpothenar reflex. (05 Mar 2000) |
| finger-thumb reflex | Opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is present normally but is absent in pyramidal lesions. Synonym: finger-thumb reflex, Mayer's reflex. (05 Mar 2000) |
| lady's thumb | <botany> An annual weed (Polygonum Persicaria), having a lanceolate leaf with a dark spot in the middle. Source: Websters Dictionary (01 Mar 1998) |
| long abductor muscle of thumb | <anatomy> Origin, interosseous membrane and posterior surfaces of radius and ulna; insertion, lateral side of base of first metacarpal bone; action, abducts and assists in extending thumb; nerve supply, radial. Synonym: musculus abductor pollicis longus, long abductor muscle of thumb, musculus extensor ossis metacarpi pollicis. (05 Mar 2000) |
| long extensor muscle of thumb | <anatomy, muscle> Origin, posterior surface of ulna; insertion, base of distal phalanx of thumb; action, extends distal phalanx of thumb; nerve supply, radial. Synonym: musculus extensor pollicis longus, long extensor muscle of thumb, musculus extensor longus pollicis. (05 Mar 2000) |
| long flexor muscle of thumb | <anatomy, muscle> Origin, anterior surface of middle third of radius; insertion, distal phalanx of thumb; action, flexes distal phalanx of thumb; nerve supply, median palmar interosseous. Synonym: musculus flexor pollicis longus, long flexor muscle of thumb, musculus flexor longus pollicis. (05 Mar 2000) |
| mandibular fractures | Fractures of the lower jaw. (12 Dec 1998) |
| maxillary fractures | Fractures of the upper jaw. (12 Dec 1998) |
| cervical spine fractures | <radiology> Hyperflexion injury (46-79%), odontoid fracture, simple wedge fracture (stable), tear drop fracture, anterior subluxation, bilateral locked facets (unstable), anterior disc space narrowing, widened interspinous distance, clay shoveler's fracture hyperextension injury (20-38%), anteriorly widened disc space, prevertebral swelling, tear drop fracture, neural arch fracture of C1, subluxation (anterior/posterior), hangman's fracture flexion-rotation injury (12%), unilateral locked facets (stable) vertical compression (12%), Jefferson fracture, burst fracture lateral flexion/shearing (4-6%), uncinate fracture, isolated pillar fracture, transverse process fracture, lateral vertebral compression location (by frequency): C2,C6 greater than C5,C7 greater than C3,C4 greater than C1 see: atlas fracture, axis fracture, unstable fractures (12 Dec 1998) |
| closed reduction of fractures | Reduction by manipulation of bone, without incision in the skin. (05 Mar 2000) |
| wrist fractures | <radiology> Colles fracture distal radius DORSAL angulation of distal fragment, Smith fracture distal radius (reverse Colles) volar angulation of distal fragment, Barton intra-articular fracture through DORSAL aspect of radius ventral Barton: through VENTRAL aspect, chauffeur's fracture of radial styloid (intra-articular) (12 Dec 1998) |
| salter-harris fractures | <radiology> Classification of epiphyseal fractures, I pure epiphyseal separation if non-displaced, joint effusion may be only sign, II metaphyseal fracture and epiphyseal separation, III epiphyseal fracture, IV vertically oriented fracture through epiphysis and metaphysis, V crush injury of epiphysis (not detected acutely), most common: type II, type I (best) may lead to type V (worst), seen in kiddies before the physes close (12 Dec 1998) |
| hip fractures | Fractures of the femur head, the femur neck, the trochanters, or the inter- or subtrochanteric region. Excludes fractures of the acetabulum and fractures of the femoral shaft below the subtrochanteric region. For the fractures of the femur neck the specific term femoral neck fractures is available. (12 Dec 1998) |