14 results
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 ... #diagnosis #management ... workup #treatment #rheumatology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) ... hypertension Management ... Tachycardia #MAT #Cardiology ... Diagnosis #ECG #EKG #Management
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Non-Infectious: • Rheumatologic ... : EGPA, Horton Disease ... , Takayasu Disease ... - Metastatic: Lung ... Diagnosis #Causes #cardiology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
obstruction • COPD ... • Mounier-Kuhn syndrome ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Pyrophosphate Deposition Disease ... ≥2 attacks • Long-term ... Crowned Dens Syndrome ... #Rheumatology # ... diagnosis #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Other tests: • CT ... sparing of the lung ... seen on chest CT ... differential #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... highly inflammatory disease ... rash) • Heart, lung ... #Diagnosis #Management ... #Hematology #Rheumatology
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
CT and ultrasonographic ... CT: - Thickened ... progress of the disease ... alveolar interstitial syndrome ... POCUS #features #Radiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Congenital heart disease ... verrucous) • Lung ... , Pancreas, Gastric ... Endocarditis #diagnosis #management ... #cardiology