35 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... , C8 (radial) Supination ... Pronation - C7, C8 Wrist ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... flexion, Painful supination ... radius #fracture #radiology ... #msk #orthopedics ... #diagnosis
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Axillary Nerve Shoulder ... Radial Nerve Wrist ... Gluteal Nerve Knee ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... Ankle - S1 • Biceps ... - C5, C6 • Triceps ... C6, C7, C8 • Supinator ... Dermatomes #Myotomes #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... #Carpal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Elbow Flexion Biceps ... C6 Dorsal Thumb Wrist ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... #differential #diagnosis
Speed's Test - Shoulder Examination

To perform a Speed's test flex the shoulder to 90 degrees with
Speed's Test - Shoulder ... degrees with the arm supinated ... Test #bicipital #biceps ... #sports #msk #orthopedics ... #biceps #tendon
Biceps Load Test - Shoulder Examination

To perform the Biceps Load Test supinate the arm, abduct shoulder
Biceps Load Test ... - Shoulder Examination ... To perform the Biceps ... Load Test supinate ... #sports #msk #orthopedics
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
swollen forearm and wrist ... pronation and at wrist ... Radial #Distal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... box, pain with wrist ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis