Prepare patient
- Introduction
- Position with knees to toes exposed
General Principles of Joint Exam
- Check if any pain, then look, feel, move, measure & compare with other side, & assess function.
Look
General inspection
- Obvious other joint disease
Specific
- Muscle wasting
- Skin – Scars, swelling, inflammation
- Toenails – pitting (psoriasis)
- Deformities – hallux valgus, clawing, toe crowding (all common in RA) sausage toes (psoriasis, Reiter’s, ankylosing spondylitis)
- Arches of foot – transverse & longitudinal
- Calluses over metatarsal heads
Feel
- Tenderness and swelling around malleoli, Achilles tendon: (for RA nodules, tendonitis or rupture)
- 1st MTPJ: Acute gout (inflammation, tophi)
- Sole of foot: Plantar fasciitis (heel), Morton’s neuromas (just proximal to 3rd & 4th MTPJs)
Move
Talar (ankle) joint
- (grasp midfoot in one hand and support back of ankle with other)
- Dorsiflexion (20º)
- Plantar flexion (50º)
Subtalar joint
- (grasp forefoot in one hand and fix ankle with other)
- Inversion & Eversion – note tenderness
Midtarsal joint
- (grasp forefoot in one hand and fix hindfoot with other)
- Twist forefoot – note tenderness
MTPJs
- Squeezing 1st & 5th joints together – note tenderness
IPJs
- Flexion & extension – note tenderness
Function
- Simmond’s test for Achilles rupture.
- Ability to walk/Gait