15 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... • CD4 < 200: PCP ... failure, COPD, Lung ... Fungal, AFB), TB PCR ... sputum, PCP DFA
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... infections according ... immunofluorescence, PCR ... #CT #Patterns #Pulmonary ... #Lung #Infections
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... of PCN allergy ... • Anaerobic Bacteria ... #Abscess #pulmonary
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... multiple lesions Infectious ... : • Bacterial ... differential #diagnosis #causes
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... Response: • Most bacteria ... staining, NAA (PCR ... Tuberculosis Treatment ... Initiating Treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... Response: • Most bacteria ... staining, NAA (PCR ... Tuberculosis Treatment ... Initiating Treatment
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... in the adjacent lung ... of the affected lung ... cultures (sputum for bacteria ... mycobacteria Treatment
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Coccobacillus - Zoonotic Infection ... Splashing infected material ... organism into the lungs ... Culture & GS, PCR ... Treatment:
The algorithm below shows how pre-test probability could be combined with various criteria to determine which
short course of treatment ... -HSV-PCR is generally ... indolent process than bacterial ... awaiting an HSV PCR ... would cause harm
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... tuberculosis, Bacterial ... factor • May cause ... #Infections #HIV ... #AIDS #pulmonary