6 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
< 200: PCP, Aspergillus ... Fungal, AFB), TB PCR ... sputum, PCP DFA ... #diagnosis #evaluation ... #differential #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... hemorrhage • CSF PCR ... Toxoplasma gondii PCR ... • JC-virus PCR ... Enhancement • PCR
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... PCR 50% sensitive ... Lymphoma (CD4 < ... Lesions #Brain #differential ... #radiology #neurology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Donath-Landsteiner Antibodies[PCH ... Viral Infection Clinical ... hemolysis • C3↓ C4 ... younger pts) Differential ... Hemoglobinuria (PCH
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
BCNIE relies on evaluation ... antimicrobials, clinical ... ribosomal RNA PCR ... - PCR for ... #differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... and CNS • Headache ... La, anti-Jo-1, SCL