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Table 1

Manual muscle test results

StrongWeak
Pectoralis (clavicular and sternal divisions)XX
Deep neck flexorsXX
Sternocleidomastoid (bilaterally)XX
Upper trapeziusXX (on right)
Lower trapezius (bilaterally)XX
Cervical extensors (bilaterally)XX
Biceps and triceps (bilaterally)XX
Deltoid, serratus anticus, subscapularis, teres minorXX (on right)
Infraspinatus, supraspinatus, levator scapula, rhomboid, opponens pollicis, flexor digiti minimi brevis (bilaterally)XX
Psoas (bilaterally)XX
Rectus femoris (seated)XX (weakens with lumbar flexion
Tensor fascia lata (bilaterally)XX
Left gluteus mediusXX
Extensor hallucis (bilaterally)XX
Flexor hallucis (bilaterally)XX
Adductors (bilaterally)XX
PiriformisXX (on right only)
Gluteus maximus (bilaterally)XX
Hamstrings (bilaterally)XX
Rectus abdominusXX
Posterior tibialisXX
Anterior tibial and peroneus longus and brevisXX