Rheumatoid | Hand Examination

Rheumatoid: Hand Exam
  1. Environmentgeneral appearance
  2. Nails
  3. Fingers
  4. Dorsumwrist
  5. Palmforearm
  6. Wrist dorsum: palpatemove
  7. Fingers: palpatemove 
  8. Palmar side: palpatemove 
  9. Function tests
Environmentgeneral appearance
Nails
  • Vasculitic changes [2cm black lesionsdue to local infarction] (RA).
  • Splinter hemorrhages (SLERA).
  • Periungual telangiectases (SLEscleroderma).
  • Pin-sized pitting (psoriatic arthritis).
  • Hyperkeratosis [thickening] (psoriatic arthritis).
  • Onycholysis [nail separates from distal nail bed] (psoriatic arthritis).
  • Discolouration (psoriatic arthritis).
  • Ridges (psoriatic arthritis).
  • Anemia.
  • Nailfolds with magnifying glass: dilated capillary loops (scleroderma).
Fingers
  • Move from DIP to MCPas examine.
  • Redness (inflammation).
  • Sausage shaped digits (psoriatic arthritissometimes AnS or Reiter's).
  • Nicotine stains (NSAID s/e increased risks).
  • Arthitis mutilans [fingers shortened] (advanced destruction).
  • Tophi (gout).
  • Swan neck deformity (RA).
  • Boutonniere's deformity (RA).
  • Z deformity of thumb (RA).
  • Bouchard's nodes [PIP] (OA)
  • Heberden's nodes [DIP1MCP] (OA).
  • Finger ulnar deviation [MCP] (RA).
  • Ulnar nerve deformity (nerve entrapment).
  • Contraction deformity of fingers (scleroderma).
  • Calcinosis [palpable calcium nodes] (scleroderma).
  • Telangiectasia (scleroderma).
Dorsumwrist
  • Scars.
  • Rasheserythema.
  • Skin tightening (scleroderma).
  • Muscle wasting on dorsum of hand.
  • Ulnar deviation.
Palm
  • Scars from operations.
  • Erythema.
  • Wasting.
  • Anemia.
Forearm
  • Subcutaneous nodules at elbow (RA).
Wrist dorsum: palpatemove
  • Ask pt. if Dr can move jointsabout tender areas.
  • Pt's hand is palm down.
  • Both Dr's thumbs on wrist dorsum midlinefingers under wrists.
  • Palpate for synovitiseffusions.
  • Palpate ulnar styloid tenderness (RA).
  • Dorsiflexion [normal: 75°].
  • Palmarflexion [normal: 75°].
  • Abduction [normal: 75°].
  • Adduction [normal: 75°].
Fingers: palpatemove
  • Palpate with 2 thumbs as with Wrist.
  • Nodules (RA).
  • Tenderness.
  • Warmth.
  • Swelling.
  • Volar subluxation test:
    • Pt. holds hand like showing off an engagement ring.
    • Dr grips a proximal phalynx between Dr's thumb and forefinger.
    • Dr moves MCP joint to and fro.
    • Normal joints will have little movement.
Palmar side: palpatemove 
  • Tinel's sign (carpal tunnel):
    • Dr. taps on pt's flexor retinaculum.
    • Positive test: paresthesia over median nerve distribution.
  • Palmar tendon crepitus (tenosynovitis):
    • Dr's fingertip pads on pt's palm.
    • Pt. flexes and extends MCPs.
    • Listen for crepitus during motion.
    • Palpate for thickened tendonsnodules.
  • Trigger finger (RA):
    • Similar to above but flexion is prevented at a point.
    • Pt. increases force until it snapsand continues flexing inward.
Function tests
  • Grip strength:
    • Pt's squeezes examiner's fingers. 
  • Opposition test:
    • Pt. holds thumb to baby finger.
    • Does pt. have difficulty then in moving them apart. 
  • Paper grip:
    • Pt. holds piece of paper between thumb and index fingertip pads
    • While holdingcan pt. then open other fingers.
  • Daily activity test:
    • Writing name with a pen.
    • Grasping a utensil.
  • Wrist flexion test (carpal tunnel):
    • Pt. flexes both wrists for 30 sec.
    • Parasthesia arises in affected hand.
  • See Power Scale Reference.

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