11 results
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
) - Diagnosis and ... rotation) • Anterior ... (most common), Anterior ... Hip Dislocation ... knee are flexed
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
Extension S1 Inferior ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Anterior Shoulder Dislocation on POCUS
POCUS diagnosis, intraarticular block, and confirmating reduction... then discharge. 

- VCU Ultrasound
Anterior Shoulder ... Dislocation on ... POCUS POCUS diagnosis ... and confirmating reduction ... #POCUS #msk #ultrasound
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
dislocation Iatrogenic ... Valgus position of knee ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
characteristic "waiter's tip ... Anterior Shoulder ... Dislocation - May ... cause axillary ... Dermatomes #Myotomes #diagnosis
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 ... - Differential Diagnosis ... fracture - Patellar dislocation ... #Effusions #causes ... #msk #physicalexam
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
- Differential Diagnosis ... Arthritis Other Causes ... Legg-Calve-Perthes Disease Knee ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... SPONTANEOUS REDUCTION ... : ~25% cases. ... Check hip and ankle ... #Injury #msk #clinical
Humeral Head Growth Plate on Shoulder POCUS

A 15yo male presents with shoulder pain. Which of the
the following is his ... diagnosis based ... glenoid without anterior ... or posterior dislocation ... Shoulder #POCUS #MSK
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
forefoot, ankles, knees ... or arthrocentesis ... not possible • Ultrasound ... Dual-energy CT → MSU ... loss, alcohol reduction