9 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis ... sweats, chills (infection ... ) • Abnormal CXR ... refer + order CT ... Diagnosis #Algorithm
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Fungal, AFB), TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
• Productive cough ... staining, NAA (PCR ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... infiltrates, mimicking TB ... #AIDS #pulmonary
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lesions • 80% with lung ... including: M, avium, TB ... Lesions #Brain #differential ... #radiology #neurology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
• Productive cough ... staining, NAA (PCR ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... dyspnea, productive cough ... seen • Chest CT ... westermani • Other: TB
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Symptoms: • Chronic cough ... : TB, NTM, PNA ... high-resolution chest CT ... Bronchiectasis #pulmonary #differential ... #diagnosis
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
treatment of HIV/AIDS ... be present: • AIDS ... Pneumonitis (fever, cough ... Leishmaniasis Differential ... #Diagnosis #Management