8 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Syndrome - MSK Radiology ... hallucis longus Differential ... flexion but no symptoms ... #mri #clinical ... #Radiology #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... should be based on clinical ... Imaging: - MRI ... : AMS, motor deficits ... #differential #
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Findings: • Large defect ... Differential diagnosis ... GAGL): "Reverse J sign ... #mri #clinical ... #Radiology #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... preferentially affects ... • Bilateral signs ... and/or symptoms ... management #neurology #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... • Progressive symptoms ... impairment, neurologic deficits ... oligoclonal bands • MRI
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... Constitutional symptoms ... AIDS #pulmonary #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... systemic sx + signs ... very remarkable w/differential ... vasculitis vs infection ... required +/- prompt ophthalmology
Morel-Lavallée Lesion - MSK Radiology
Imaging Findings:
 • Large, smoothly marginated, well-circumscribed mass along the medial myofascial
Morel-Lavallée Lesion - MSK Radiology ... Differential diagnosis ... Abscess: Absence of symptoms ... concern for infection ... #mri #clinical