23 results
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Axillary nerve injury ... fracture (10%), bony ... #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
hip dislocation ... Avulsion or shearing injury ... tear a portion of bone ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... Abdominal Reflex L2 Anterior ... Medial Thigh Hip ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... ) - Diagnosis and ... Hip Dislocation ... of dash board injury ... knee are flexed
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Legg-Calve-Perthes Disease Knee ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK ... #Orthopedics #Causes
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 ... fracture - Patellar dislocation ... - Aneurysmal bone ... diagnosis #msk #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
characteristic "waiter's tip ... spared in this injury ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
shoulder dislocation ... Differential diagnosis ... capsuloligamentous injury ... • Bony Humeral ... #msk
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Trauma to Vessel (dislocation ... Vascular #JointPain #MSK ... #Differential # ... #Orthopedics #Causes
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
posterior) and bone ... , elbow dislocation ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #MSK