15 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... Chorioretinitis • Diagnosis ... Lymphoma (CD4 < ... #differential #diagnosis ... causes #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Multiple infections are ... Demyelinating disease ... InfectiousDiseases #Neurology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Cerebrovascular Disease ... , PRES Pathophysiology ... permeability Diagnosis ... #neurology #rheumatology
Intracerebral hemorrhages (ICH) - Subdural, Epidural, Subarachnoid Comparison

Subdural hematoma 
• Crescent-shaped 
• Blood collection between dura
, Subarachnoid Comparison ... Alcoholics and elderly are ... Polycystic kidney disease ... #Subarachnoid #Comparison ... #Neurology #Diagnosis
Priapism: Pathogenesis

 - Post-cavernosal venous occlusion -> Post-cavernosal venous drainage is mechanically obstructed e.g. sickle cell
e.g. sickle cell disease ... Post-cavernosal venules are ... #Priapism #Pathophysiology ... #Urology #Diagnosis
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Trypanosomiasis - Diagnosis ... symptoms, positive serology ... only available at CDC ... 90 days Age ... Trypanosomiasis #Diagnosis
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... and infects the CNS ... Diagnosis: MRI ... HIV and with low CD4 ... dementia #AIDS #Neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
features that are ... Blood cultures/serology ... Blood cultures/serology ... - Infectious Diseases ... #Endocarditis #comparison
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
by culture or serology ... especially the CNS ... MC: CNS CSF: • ... Aspergillosis Pathophysiology ... : • Serology for
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
• Hepatitis B serology ... Complete blood count (CBC ... (to support a diagnosis ... Hepatitis B and C serology ... laboratory #workup #diagnosis