8 results
Diagram of different types of bone tumors that can occur around the knee on XRay -
around the knee on XRay ... intracortical Brodie abscess ... #Diagnosis #Bony ... #Differential # ... #msk #lesions #adult
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
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
around the knee on XRay ... intracortical Brodie abscess ... #Differential #Diagnosis ... #Radiology #XRay ... #MSK #pediatrics
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
and infects the CNS ... mononuclear cells in the CNS ... , but MRI will show ... lesions, which ... Diagnosis: MRI
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... tumorLesions ... abscess • Toxic ... EMG) studies • MRI
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
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Spinal stenosis - Abscess ... Vertebral burst fracture ... involvement Cauda ... #differential # ... diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... Enhancement - TM and tumor ... ruled out • Brain ... brain and/or optic ... management #neurology #differential