9 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... ), ligamentous injury ... Posterior long arm ... Posterior #Radiology #XRay ... #Diagnosis #Management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... Anterior Shoulder Dislocation ... #neurology #sensory ... #motor #arm #physicalexam
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double ... • Neurologic ... symptoms suggest ... Cataract/Lens Dislocation ... depress when looking medially
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
in adults and are ... radiocapitellar lines), fat pads ... , elbow dislocation ... Elbow #Radiology #XRay ... #Diagnosis #Management
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
posterior interosseous nerve ... syndrome, ligamentous injury ... Posterior long arm ... Ulnar #Radiology #XRay ... #Diagnosis #Management
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... Hyperextension injury ... , due to EDS and ... IPJoint #Radiology #XRay ... #Diagnosis #Management
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior interosseous nerve ... brachial artery injury ... Posterior long arm ... Humerus #Radiology #XRay ... #Diagnosis #Management
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... Multiple infections are ... headache, altered mental ... hemianopia and diplopia ... of the abducens nerve
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
loss, arthralgia, arm ... bruits, asymmetric arm ... primary condition MEDIUM ... muscle weakness • Nerves ... • Progressive symptoms