123 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 ... Radial Nerve Fingers ... Median Nerve Fingers ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... injury) • ED Management ... reduction using finger ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... dorsally and no longer ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... Dislocation - ED Management ... glenoid) • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
half of the ring finger ... lumbricles of these fingers ... When clinically ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Moro Reflex on Newborn Physical Exam

The Moro reflex is obtained by holding the baby’s head and
baby’s head and shoulders ... The arms should ... and the index finger ... Peds #Pediatrics #Clinical ... #Video #Neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
tendon) • ED Management ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... , C8 (radial) Finger ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Pathogenesis, clinical ... rotation of the shoulder ... #Dislocation #Diagnosis ... symptoms #msk #orthopedics