18 results
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
radial head dislocation ... the radial head dislocation ... posterior interosseous nerve ... #Radiology #XRay ... #Diagnosis #Management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... injuries: Perilunate dislocation ... Wrist #Carpal #Radiology ... #XRay #Diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
joint in adults and ... onto outstretched hand ... anterior interosseous nerve ... #Posterior #Radiology ... #XRay #Diagnosis
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... greater tuberosity fracture ... Bankart lesions (5%, fracture ... #Anterior #Radiology ... #XRay #Diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
associated avulsion fractures ... ulnar displacernent ... a concomitant fracture ... #IPJoint #Radiology ... #XRay #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... radial styloid fracture ... , median nerve injury ... Wrist #Carpal #Radiology ... #XRay #Diagnosis
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
hematoma block or ulnar ... nerve block), immobilize ... Thumb #Metacarpal #Radiology ... #XRay #Diagnosis ... #Management #Hand
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Leg Pain: • Fracture ... cyanosis - Cool extremity ... #differential #diagnosis ... #lower #extremity
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Commonly caused ... damage to peroneal nerve ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis