41 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lesions + toxo ... IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #Brain #differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... • Aggressive lesion ... blastic metastatic lesion ... #Bony #Differential ... #msk #lesions #
Pancreatic cystic lesions (PCLs)
 - classified into simple retention cysts, pseudocysts and cystic neoplasms 
 -
Pancreatic cystic lesions ... histological and clinical ... modalities for PCL ... Pancreatic #cystic #lesions ... #differential
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
attacks, 2 or more lesions ... more attacks, 1 lesion ... • 1 attack, 2 lesions ... • 1 attack, 1 lesion ... on 2 or more T2 lesions
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
other aggressive lesion ... - punched out lesions ... • Aggressive lesion ... #Bone #Tumors #Lesions ... #XRay #MSK #pediatrics
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
is difficult to diagnose ... Most lesions of ... ligament injury (PCL ... Test #Positive #Clinical ... Knee #Posterior #msk
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
of Diseases on MRI ... Diagnosis ADEM ... Adreno-leukodystrophy, CADASIL, CNS ... , NMO, PRES, PML ... #clinical
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
geographic, lucent lesion ... cortically based lesion ... Diagnose with X-RAY ... Differential diagnosis ... #mri #clinical
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... Imaging: - MRI ... parietal - Size lesions ... Enhancement: multifocal lesions ... punched-out" cystic lesions
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
anywhere in the CNS ... form part of the differential ... diagnosis. ... acetylcholine (Ach ... very different clinical