95 results
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 ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... Rotator #Cuff #Syndrome ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... #Effusions #causes ... differential #diagnosis #msk
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Dislocation - ED Management ... glenoid) • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
the most common orthopedic ... carpal tunnel syndrome ... injury) • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Clinicians should ... diagnosis #algorithm #causes ... #nephrology #potassium
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Myotomes #diagnosis #neurology
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Hippocratic Shoulder ... Reduction Shoulder ... In cases where closed ... #Reduction #MSK ... PhysicalExam #Procedure #Orthopedics
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... Posterior Cord Syndrome ... signs #symptoms #msk ... #orthopedics #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... injury • ED Management ... #Orthopedics #Sports ... #MSK