9 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
: • Weight loss ... • CT: Halo sign ... Constitutional symptoms ... (fever, weight ... Infections #HIV #AIDS #pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... Sarcoidosis • Bronchiectasis ... HighRes #Chest #CT
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR, CT ... hypothermia, rigors, night ... symptoms (e.g., ... #Pneumonia #Venn
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... • Bronchiectasis ... inflammation Symptoms ... • Pulmonary artery ... chest CT) • Broncho-arterial
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
can result in bronchiectasis ... ARE THE CLINICAL SYMPTOMS ... fever, malaise, weight ... CAN YOU SEE ON CT ... Aspergillosis #ABPA #pulmonary
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Community Acquired Pneumonia ... Signs/Symptoms: ... radiograph or CT ... Nares screening: High ... Management #treatment #Pulmonary
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
associated with high ... gradually with symptoms ... Fatigue and/or weight ... opacities; traction bronchiectasis ... Improvement in symptoms
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... Centrilobular nodules - Bronchiectasis ... gastrointestinal symptoms ... • Clinical (Symptoms ... res CT) • Exclusion
Severe Influenza Checklist

Diagnostic tests 
 - Blood cultures x2 
 - Sputum gram stain & culture
effusion - CT ... Consider early high-flow ... post-flu MRSÅ pneumonia ... BID if <96hr of symptoms ... lab-confirmed influenza, pulmonary