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CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Tuberculous Meningitis ... Demyelinating disease ... Cryptococcal Meningitis ... #Infections #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... lesions, aseptic meningitis ... ), MCC CNS symptoms ... (headache and diplopia ... ) Differential Diagnosis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... emboli: Cerebral > Splenic ... Marantic (NTBE) Differential ... Diagnosis: • Rheumatic ... Diagnosis?
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lesion Pott's Disease ... • Papilledema, headache ... or abruptly • CN ... #Tuberculosis #diagnosis ... #differential #
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
Pachymeningitis - Differential ... Diagnosis Framework ... vision changes, headaches ... • Bacterial meningitis ... #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Diagnosis: • ANCA-associated ... and CNSHeadache ... PAC • Aseptic meningitis ... • Libman-Sacks endocarditis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Diagnosis Framework ... Hypercoagulable (APLAS) Microbiology ... emboli: Cerebral > Splenic ... #Differential #
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
cough, chills, headache ... especially the CNS ... MC: CNS CSF: • ... : • Meningitis, ... arthritis, and endocarditis