35 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Imaging: - MRI ... parietal - Size lesions ... punched-out" cystic lesions ... #differential #
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... lesions and clinical ... consistent with MS ... noninflammatory #differential
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
dementia Pathophysiology ... early stages of infection ... • Depressive symptoms ... will show symmetric ... Diagnosis: MRI
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
Loss - Differential ... pituitary path (infection ... chiasm, visual loss will ... be bilateral homonymous ... #Diagnosis #ophthalmology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... compressive cord lesion ... Bilateral signs and/or symptoms ... simplex virus, HIV ... management #neurology #differential
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
epidural hematoma • Infection ... does not have to be ... suspected, immediate MRI ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Bone scans CAN BE ... Differential diagnosis ... Osteosarcoma: Will ... Desmoid #clinical #mri
Intraarticular Chondroma - MSK Radiology
Imaging Findings:
 • Subtle soft-tissue infrapatellar mass seen obscuring Hoffa's fat pad.
Intraarticular Chondroma - MSK ... Post-contrast imaging will ... growth with symptoms ... Differential diagnosis ... Chondroma #clinical #mri
Optic Neuritis - Diagnosis and Management
 • Epidemiology: Female (75%), 18-50 years,
caucasian
 • Symptoms: Moderate visual
caucasian • Symptoms ... R-G or B-Y • MRI ... TREATMENT • IV ... - Typical MS-like ... #rheumatology #ophthalmology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Infarction - Infection ... syphilis, and HIV ... Lower motor neuron symptoms ... Upper motor neuron symptoms ... #differential #