15 results
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
Bronchiectasis - ... CAN YOU SEE ON CT ... involving both lungs ... Obstruction 6) Rheumatologic ... /Autoimmune diseae
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... biliary, renal, lung ... concentration PET-CT ... IgG4 #Related #Disease ... #rheumatology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... Connective tissue diseases ... pulmonale, in advanced disease ... high-resolution chest CT ... mycobacteria Treatment
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Periodontal disease ... dentition/gingival disease ... loss • Late disease ... Gingival crevice disease ... non-diagnostic in early disease
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
disease • ... Gastrointestinal inflammatory disease ... Granulomatous disease ... • Liver diseases ... disease (GLILD)
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Centrilobular nodules - Bronchiectasis ... disease, volume ... disease ... Imaging, high res CT
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
in 24h Airway disease ... • Bronchitis, Bronchiectasis ... Kaposi's sarcoma • Rheumatologic ... Postprocedural, Lung ... Diagnosis #pulmonary #causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Inflammatory eye disease ... Other tests: • CT ... sparing of the lung ... diagnosis #management #treatment
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
masses & should ... a repeat chest CT ... The treatment of ... obstructive pulmonary disease ... coronary artery disease
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... pneumonia, • Bronchiectasis ... bronchus • Chest CT ... Noninfectious Causes ... Tracheobronchial Diseases