33 results
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
immobilizer • Ortho ... Dislocation #Anterior #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
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
Axillary Nerve Shoulder ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
carpal tunnel syndrome ... Sugar tong • Ortho ... Colles #Distal #Radiology ... #XRay #Diagnosis ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... Sugar tong • Ortho ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... Thumb spica • Ortho ... Scaphoid #Carpal #Radiology ... #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
), compartment syndrome ... Type l, DC with ortho ... Elbow #Humerus #Radiology ... #XRay #Diagnosis ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior long arm • Ortho ... Simple, DC with ortho ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
), compartment syndrome ... I or Ill) • Ortho ... Forearm #Ulnar #Radiology ... #XRay #Diagnosis ... #Proximal #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... #differential #diagnosis ... #msk #physicalexam
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
PIP joint • Ortho ... Discharge with orthpedic ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... #MSK