11 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
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... toxo IgG • CNS PCR ... including: M, avium, TB ... CNS Lymphoma (CD4 ... Lesions #Brain #differential
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 ... #differential #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Clinical Presentation ... hemolysis • C3↓ C4 ... - Mycoplasma, EBV ... younger pts) Differential ... Hemoglobinuria (PCH
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
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
(CDI) - Diagnosis ... GrepMed Handbook Clinical ... Acute Diarrhea (>3 BM ... non-toxigenic • Stool PCR ... equivocal • CT
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... Diagnosis Framework ... neurological lesion: Clinical ... Infections: - ... Treponema, Listeria, TB
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... bouts of HTN Diagnostic ... , Hep A/B/CMV, TB ... Brucellosis - Dengue, EBV ... management #neurology #differential
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