18 results
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... like acute or chronic ... nodular interstitial lung ... disease, that is ... Clinical #Diagnosis #Radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... • Most common cause ... pneumonia • Chronic ... seen • Chest CT ... #management #treatment
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• Secondary to chronic ... lung disease (COPD ... hypertension Management ... • Oxygen • Treatment ... Tachycardia #MAT #Cardiology
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
Algorithm for Treatment of Chronic Thromboembolic Disease (CTEPH)
Initial Imaging for Screening - V/Q scan - 90-100%
of Chronic Thromboembolic ... Disease (CTEPH) ... ) • Consider Lung ... karanpdesai #cteph #management ... #algorithm #cardiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
centrilobular nodules, or consolidation ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... mycobacteria Treatment
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... • HRCT: patchy consolidation ... organizing pneumonia, Chronic ... Organizing Pneumonia Treatment ... ILD #diagnosis #management
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... lung disease ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... DDX - Other causes
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
- Sporadic cases ... (infiltrates, consolidation ... effusions) - Chronic ... presentation of TB, lung ... patients with chronic
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... • CT: Halo sign ... dyspnea • Lobar consolidation ... Abdominal pain, chronic ... factor • May cause