15 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
joint dislocations ... joint hinge joint ... Hyperextension injury ... #Dislocation #IPJoint ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to ... : Hyperflexion injury ... joint, maintain ... joint • Ortho ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
dislocated major joint ... most common major joint ... ), ligamentous injury ... brachial artery injury ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
dislocated major joint ... Most common major joint ... Axillary nerve injury ... #Orthopedics #Sports ... #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 ... NerveRoots #Levels #differential
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
JointHip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Joint • Patellofemoral ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Fever/Chills/Joint ... bearing after injury ... fracture - Patellar dislocation ... #diagnosis #msk
Gaenslen's Test (Gaenslen's maneuver) for Sacroiliac Joint Injury

The patient dangles the symptomatic leg over the side
for Sacroiliac Joint ... of the table, knee ... maneuver #Sacroiliac #Joint ... #Injury #SIJoint ... #physicalexam #msk
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
Patellofemoral Joint ... 4️⃣core, and hip ... Patellofemoral #Joint ... PhysicalExam #Sports #Orthopedics ... #Knee #msk
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
distal radioulnar joint ... , elbow dislocation ... fracture • ED Management ... II-IV, pending orthopedic ... #Orthopedics #MSK