11 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
Knee Flexion L5 ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
the knee in neutral ... positive with the knee ... #PCL #Injury #MSK ... #Sports #pathophysiology ... classification #diagnosis
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
is difficult to diagnose ... context of complex knee ... PhysicalExam #Sports #Orthopedics ... #Knee #Posterior ... #msk
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
femoral head onto posterior ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... anterior interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Superior gluteal nerve ... Valgus position of knee ... causes #symptoms #signs ... #diagnosis #msk
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Injury #Syndromes #diagnosis ... #pathophysiology ... #signs #symptoms ... #msk #orthopedics ... #neurology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Structural damage to nerves ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics ... #pathophysiology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Neurologic deficit ... drawers, and special ... trauma/vascular/orthopedic ... #Injury #msk #clinical