29 results
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential Diagnosis ... Edema: • DVT • CHF ... Extremity Edema: • CHF ... common iliac artery anteriorly ... Lower #Extremity #PhysicalExam
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... shoulder dislocation ... Differential diagnosis ... shoulder #clinical #mri ... #msk
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Fractures (medial/lateral ... , neuropraxia (anterior ... recommendations MH/CCF ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... repair Differential diagnosis ... lesion #clinical #mri ... clinical #Radiology #diagnosis ... #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Carpal Tunnel Syndrome ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Causes: • Large ... not have to be bilateral ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... no light-near dissociation ... • Other causes ... #Adies #Pupil #PhysicalExam
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
Tenderness to lateral ... injury, elbow dislocation ... recommendations MH/CCF ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Case description ... posterior horn lateral ... BucketHandle #Tear #knee #mri ... #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
L5/S1 with an inferior ... - Emergency Causes ... Differential Diagnosis ... Imaging studies: • MRI ... #causes #neurology