15 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 #
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
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
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
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
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double Vision ... - Differential ... • Neurologic symptoms ... Cranial Nerve IV ... Algorithm #Causes #Ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... cord infarct • HIV ... toon • Spinal infection ... Imaging studies: • MRI
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Polymorphic skin lesions ... Constitutional symptoms ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... Presentation: Systemic Symptoms ... • Progressive symptoms ... oligoclonal bands • MRI