26 results
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 ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Jerk Test for Glenohumeral Joint Posteroinferior Instability

The arm is held at 90 degrees abduction and internal
Joint Posteroinferior ... axial load to the elbow ... another jerk/clunk ... physicalexam #shoulder #msk ... #orthopedics #sports
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... tender DIP joint ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... #Orthopedics #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 ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis ... #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
distal radioulnar joint ... II-IV, pending orthopedic ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... Hyperextension injury ... Dislocation #IPJoint #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
and Hip) - Diagnosis ... of dash board injury ... Affected hip and ... knee are flexed ... #Hip #Diagnosis
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
Radiology Imaging ... Differential diagnosis ... to knee joint is ... ligament complex injury ... #diagnosis #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Fever/Chills/Joint ... bearing after injury ... #diagnosis #msk
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
onto outstretched hand ... brachial artery injury ... #Humerus #Radiology ... #XRay #Diagnosis ... #MSK