17 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
Radial Nerve Wrist ... Fingers Abduction T1 Ulnar ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... , pain with wrist ... injuries: Perilunate dislocation ... Carpal #Radiology #XRay ... #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... syndrome, ligamentous injury ... Posterior long arm ... #Radiology #XRay ... #Proximal #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... prevent radial and ulnar ... Hyperextension injury ... IPJoint #Radiology #XRay ... #MSK
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
injury, we are ... Positive #Clinical #Video ... #PhysicalExam # ... Sports #Orthopedics ... collateral #ligament #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology ... sensory #motor #arm ... #physicalexam
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
or recline with hips ... the patient a knee ... #Procedure #MSK ... #Knee #Clinical ... #Video #PhysicalExam
Patellar dislocation 
Patella dislocation refers to when the kneecap is completely displaced out of its normal
However, there are ... Kneecap #Clinical #Video ... #PhysicalExam # ... Sports #Orthopedics ... #Knee #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Check hip and ankle ... trauma/vascular/orthopedic ... #Injury #msk #clinical ... #video #nsfw
Chronic distal radiocubital instability.
The function of this joint is the rotation of the forearm or pronosupination,
proximal radio-ulnar ... instability #radioulnar #wrist ... #Wrist #msk #orthopedics ... #clinical #video ... #physicalexam