26 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Hyperextension injury ... #Dislocation #IPJoint ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... disruption (may be bony ... : Hyperflexion injury ... Finger #Radiology #XRay ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
fracture (10%), bony ... Anterior #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... Thomas" sign to diagnosis ... • Due to injury ... Carpal #Radiology #XRay ... #MSK
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 ... Acromioclavicular Joint ... Anterior Medial Thigh Hip ... Jerk Reflex L5 ... #differential #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
), ligamentous injury ... brachial artery injury ... Posterior #Radiology #XRay ... #Diagnosis #Management ... #MSK
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
JointHip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK ... #Algorithm #Orthopedics
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... tear a portion of bone ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... signs #symptoms #orthopedics
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
on axillary x-ray ... capsule or bone ... #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
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 ... Fever/Chills/Joint ... fracture - Patellar dislocation ... - Aneurysmal bone ... #msk #physicalexam