17 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
• Extension of wrist ... adduction) OK Sign ... - AIN (Anterior ... Scissors #Nerve #Injury ... UpperExtremities #diagnosis
How to Use Point-of-Care Ultrasound to Identify Shoulder Dislocation #Clinical #Diagnosis #POCUS #MSK #POCUS #Shoulder #Dislocation
Point-of-Care Ultrasound ... to Identify Shoulder ... Dislocation #Clinical #Diagnosis ... #POCUS #MSK #POCUS ... #Orientation #Anterior
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... Axillary nerve injury ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Anterior Shoulder Dislocation on POCUS

Ultrasound probe footprint sitting posteriorly, indicator pointing to humeral head, on this
Anterior Shoulder ... Dislocation on POCUS ... Ultrasound probe ... #POCUS #MSK #ultrasound ... #sports
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... "Terry Thomas" sign ... • Due to injury ... #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
Radial Nerve Wrist ... Fingers Abduction T1 Ulnar ... Hip Extension S1 Inferior ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
be a cause of anterior ... Differential diagnosis ... capsuloligamentous injury ... GAGL): "Reverse J sign ... #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Pronation - C7, C8 Wrist ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... , median nerve injury ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK