18 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... , Cryptococcal pneumonia ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest CT ... Reverse Halo Sign ... Organizing Pneumonia ... Patterns #Lung #Pulmonary ... radiology #CTChest #diagnosis
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR, CT ... chest pain) and signs ... #Pneumonia #Venn ... #Pulmonolary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... identified, Strep pneumoniae ... CXR +/- High res CT ... Consideration of early bronchoscopy ... HIVAIDS #workup #diagnosis
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
• Recurrent pneumonia ... into the aorta or pulmonary ... bronchus • Chest CT ... • Bronchoscopy ... #pulmonary
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... Signs/Symptoms: ... radiograph or CT ... #CAP #Diagnosis ... #Pulmonary #Community
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
yield of available diagnostic ... The treatment of ... nonsurgical biopsy with bronchoscopy ... Current bronchoscopy ... 70% to 90% for a diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... involvement • Bronchoscopy ... seen on chest CT ... #differential #diagnosis ... #management #treatment
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
cause: Aspiration pneumonia ... for Klebsiella pneumonia ... seen • Chest CT ... Pneumonia • Anaerobic ... Lung #Abscess #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... parenchyma Diagnosis ... high-resolution chest CT ... obstructive • Bronchoscopy ... mycobacteria Treatment