11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
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 ... - DDX: - Infection ... bearing after injury ... #Effusions #causes ... differential #diagnosis #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
tears of gluteus medius ... abduction and medial ... Valgus position of knee ... pathophysiology #causes ... signs #diagnosis #msk
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
, Compartment syndrome ... Statins), ETOH Infection ... (Viral- HIV, Influenza ... associated free radicals ... Management #Summary #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain: • Infection ... Herpes zoster - HIV ... Repetitive strain injury ... Trauma • Crush injury ... lower #extremity #msk
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Statins - ETOH - Infection ... - Viral (HIV, Influenza ... associated free radicals ... Diagnosis #Management #causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Diagnosis Algorithm Infection ... Arthritis Other Causes ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Deformity #Limp #MSK
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
Band Friction Syndrome ... - MSK Radiology ... Case description ... image-guided steroid injection ... ligament complex injury
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Check hip and ankle ... Compartment syndrome ... #msk #clinical ... #video #nsfw
Chronic distal radiocubital instability.
The function of this joint is the rotation of the forearm or pronosupination,
distal and proximal radio-ulnar ... In this case it ... is why in this case ... #wrist #Wrist #msk ... orthopedics #clinical #video