26 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... fracture, median nerve ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
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
Elbow Flexion ... Wrist Extension ... Tibial Nerve Knee ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
consider a femoral nerve ... the patient a knee ... #Procedure #MSK ... #Knee #Clinical ... #Video #PhysicalExam
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow ... Fractures (medial/lateral ... anterior interosseous nerve ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... injuries: Perilunate dislocation ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Cozen's Test for Lateral Epicondylitis

Cozen's test assesses for lateral epicondylitis. Lateral elbow pain with resisted wrist
Lateral elbow pain ... with resisted wrist ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics
Cozen’s Test for Lateral Epicondylitis ("Tennis Elbow")

Also known as the "resisted wrist extension test".  
With
the "resisted wrist ... dorsiflex the wrist ... Video by Danielle ... #physicalexam # ... msk #orthopedics
Cozen's Test for Lateral Epicondylitis (Tennis Elbow)

The examiner should stabilize the elbow with patient's forearm fully
Lateral elbow pain ... with resisted wrist ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
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 ... C6 Dorsal Thumb Wrist ... Middle Finger Elbow ... Hamstring Reflex S1 Lateral ... #differential #diagnosis