17 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Jerk - C7, C8 • Biceps ... Carpal Tunnel Syndrome ... sensory #motor #arm ... #physicalexam
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... styloid fracture, median ... nerve injury ... #Wrist #Carpal ... Orthopedics #Sports #MSK
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
Cord Injury by Nerve ... Flexion Biceps ... C6 Dorsal Thumb Wrist ... Hamstring Reflex S1 Lateral ... #differential #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injuries: Fractures (medial ... /lateral epicondyle ... anterior interosseous nerve ... Posterior long arm ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... Complications are ... injuries: Perilunate dislocation ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Neuropathy Elbow ... forearm supination → wrist ... ULTT2 #clinical #video ... #physicalexam #
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... Medical Emergency ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... forearm supination → wrist ... external rotation → elbow ... ULTT1 #clinical #video ... #physicalexam #
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
are lateral, and ... consider a femoral nerve ... #Procedure #MSK ... Knee #Clinical #Video ... #PhysicalExam
Biceps Load Test - Shoulder Examination

To perform the Biceps Load Test supinate the arm, abduct shoulder
Test supinate the arm ... , and flex the elbow ... or associated labral ... tendinopathy #Shoulder #PhysicalExam ... #sports #msk #orthopedics