12 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Malignancy • Bronchiectasis ... Malformation Normal CXR ... Infection • ... #Differential #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... Physical stigmata of cor ... parenchyma Diagnosis ... CT) • Broncho-arterial ... #diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... #workup #diagnosis
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Sarcoidosis • Bronchiectasis ... Differential #Diagnosis ... #pulmonary #radiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... , anti-CCP • CXR ... high resolution chest ... CT • Bronchoscopy
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Differential Diagnosis ... Opacities: • Infectious ... #differential #diagnosis ... #pulmonary #CXR ... #clinical #CT
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
late adulthood • Diagnosis ... disease • Bronchiectasis ... Chest CT: • Ground-glass ... severe community-acquired ... conditions Diagnosis
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
control of the infection ... pneumonia, • Bronchiectasis ... CT • Bronchoscopy ... Endobronchial Infection ... #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Centrilobular nodules - Bronchiectasis ... Complex (MAC): • Acquired ... • Dyspnea, • Chest ... Diagnosis Of NTM ... Imaging, high res CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... Lung #Abscess #pulmonary