9 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
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Cataract/Lens Dislocation ... Orbital Floor Fracture ... #DoubleVision #Differential ... #Causes #Ophthalmology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Leg Pain: • Fracture ... #diagnosis #lower ... #extremity #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... surgical repair Differential ... diagnosis: • Bankart ... mri #clinical #Radiology ... #diagnosis #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... - Emergency Causes ... Diagnosis: • ... distinguishing feature ... #diagnosis #causes
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... anterior shoulder dislocation ... Differential diagnosis ... BHAGL): Avulsion fracture ... mri #clinical #Radiology
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Transient Patellar Dislocation ... - MSK Radiology ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Tenosynovitis of the peroneal tendons due to hypertrophic peroneal tubercle
Imaging Findings:
 • Large volume ofT2-hyperintense fluid
Case description ... Differential diagnosis ... tendon subluxation/dislocation ... mri #clinical #Radiology ... #diagnosis #msk