13 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 ... Infection (Bacterial, TB ... Rheumatologic/Autoimmune diseae
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... ) • CXR upright ... seen • Chest CT ... westermani • Other: TB ... #management #treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
pneumothorax, bronchiectasis ... and Culture • CXR ... • Check CXR and ... #Diagnosis #Management ... #Treatment #ActiveTB
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... mycobacteria Treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
pneumothorax, bronchiectasis ... and Culture • CXR ... • Check CXR and ... #Diagnosis #Management ... #Treatment #ActiveTB
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... head and neck, pancreas ... biliary, renal, lung ... concentration PET-CT ... #diagnosis #management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases ... tissue damage - CXR ... involvement - CT ... CMC_IM #Potts #Disease
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... Bronchiectasis ... Chest CT: • Ground-glass ... and M panel Management ... DDX - Other causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... infections Lungs ... Centrilobular nodules - Bronchiectasis ... Kansasii: • Mimics TB ... Imaging, high res CT
COVID-19 - A Seattle Intensivist's One-Page Cheat-Sheet on COVID-19 v2.7 Updated March 26 2020

(v2.7) incorporating newer
Infection: Coronavirus Disease ... 31 • First US case ... symptoms Imaging • CXR ... opacities • CT ... Cheatsheet #Diagnosis #Management