17 results
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Susceptible to HBV ... HBV Resolved infection ... HepBVirus #Serologies #serology ... #diagnosis #hepatology ... interpreation #testing
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
procedures - Infection ... Risks factor for HIV ... , HCV - Alcohol ... peripheral blood smear, HIV ... /HCV testing -
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
- Atypical Clinical ... Etiology: Idiopathic, HSV ... : HZV (Ramsay-Hunt ... ), HIV, Lyme, GBS ... endemic area) ± HIV
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Principles of HIV-Associated ... in HIV: • CNS ... • HIV encephalopathy ... #HIV #CNS #Infections
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Avg age of DX ... to 8 years Clinical ... DDX - Other causes ... Epstein-Barr syndrome, HIV ... hypogammaglobulinemia #immunology #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Syndrome: • Clinical ... : HCV infection, ... HBV infection, ... HIV infection ... DDX: • ANCA (Antineutrophil
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Aspergillus (IA) - Diagnosis ... SOT, Advanced HIV ... /AIDS, CGD) Clinical ... and Testing: • ... angle branching • Ddx
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Clinical Presentation ... Positive Coombs testing ... setting - Mycoplasma ... , EBV, HIV, rubella ... hemolytic #anemia #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia Clinical ... - CMV - HCV ... - HIV • Immune ... and thymoma DDX ... immunodeficiency virus (HIV
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... antibody, and HIV ... risk factors for HIV ... present) - These infections ... #workup #diagnosis