21 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes
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 ... tuberculomas, or abscesses ... #diagnosis #AIDS
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... hallucis longus Differential ... osteochondral lesion ... #mri #clinical ... #msk
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
present with chronic pain ... Differential Diagnosis ... - Can cause ... #mri #clinical ... #msk
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... adolescent knee pain ... (save $$) Differential ... #clinical #mri ... #diagnosis #msk
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Pleuritic chest pain ... stable residual lesion ... Differential Diagnosis
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL ... parallel to the PCL ... Differential diagnosis ... #clinical #Radiology ... #diagnosis #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Tibial tuberosity pain ... DOES NOT OSD in all ... tibial tuberosity Differential ... #mri #clinical ... #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
equina syndrome (CES ... Diagnosis: • ... Spinal infection/abscess ... Imaging studies: • MRI ... #diagnosis #causes
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
Pathologic Fracture - MSK ... necessary in almost all ... Differential diagnosis ... #mri #clinical ... #msk