18 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
lesions, which ... Diagnosis: MRI ... : The clinical ... syndrome of HAD ... disorder #dementia #AIDS
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
- MSK Radiology ... Case description ... osteochondral lesion ... #clinical #mri ... #clinical #Radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... should be based ... on clinical presentation ... Imaging: - MRI ... Demyelinating disease caused
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... affecting the Brain ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... lesions and clinical
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... WITHOUT Bankart lesion ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... cord infarct • HIV ... • Provocative Tests ... Imaging studies: • MRI ... #causes #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... should be ordered ... • Infectious causes ... brain and/or optic ... simplex virus, HIV
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... showing cortical lesions ... count in the CSF should ... the underlying cause ... until cause identified
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
Fracture - MSK Radiology ... Jaffe-Campanacci syndrome ... NOF #Fracture #clinical ... #mri #clinical ... #Radiology #diagnosis