8 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
(Coccidioides) ... Cryptococcus, Coccidioides ... failure, COPD, Lung ... , AFB), TB PCR sputum ... diagnosis #evaluation #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
reach the terminal alveoli ... taken up by the alveolar ... infection (NTM) • Fungal ... characteristic features Clinical ... and Culture • CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... Prevotella • Fungal ... Cryptococcus - Coccidioides ... westermani • Other: TB ... #Abscess #pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
reach the terminal alveoli ... taken up by the alveolar ... infection (NTM) • Fungal ... characteristic features Clinical ... and Culture • CXR
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL ... : Halo sign Coccidioides ... phagocytic function of alveolar ... infiltrates, mimicking TB ... Infections #HIV #AIDS #pulmonary
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Fever, cough, chills ... has five major clinical ... Found primarily along ... stain of clinical ... • Serology for Coccidioides
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
After treatment ... redistribution of the pulmonary ... #Clinical #Radiology ... #CXR #CHF #Alveolar ... #Pulmonary #Edema
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Fevers and/or chills ... • Infection: TB ... Physical stigmata of cor ... mycobacteria Treatment ... #differential #