18 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... CXR +/- High res CT ... Fungal, AFB), TB ... HIVAIDS #workup #diagnosis ... #evaluation #differential
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Liver Injury - Differential ... C, A, E, B, D, EBV ... Viral Hepatitis, TB ... #Diagnosis #Causes
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Donath-Landsteiner Antibodies[PCH ... Clinical Presentation ... - Mycoplasma, EBV ... younger pts) Differential ... Hemoglobinuria (PCH
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Diagnosis Framework ... : Influenza, EBV ... : CHF, valves, COPD ... Rhabdomyolysis, Critical ... #Diagnosis #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... toxo IgG • CNS PCR ... including: M, avium, TB ... Lesions #Brain #differential ... #diagnosis #causes
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving a segment or lobe ... Immunodeficiency 3) Infection ... (Bacterial, TB, ... #differential #
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Progression: • Upper lobe ... characteristic features Clinical ... Tuberculosis Diagnosis ... staining, NAA (PCR ... #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Progression: • Upper lobe ... characteristic features Clinical ... Tuberculosis Diagnosis ... staining, NAA (PCR ... #Diagnosis #Management
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... should be based on clinical ... Inferomedial temporal lobes ... enhancement on CT ... Demyelinating disease caused
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess - Clinical ... seen • Chest CT ... Coli - P. ... westermani • Other: TB