10 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... lung disease ... Chest CT: • Ground-glass ... Malignancies • Chronic ... Epstein-Barr syndrome, HIV
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... infection • Most common ... pneumonia • Chronic ... seen • Chest CT ... Abscess Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
tightness Most Common ... in the adjacent lung ... high-resolution chest CT ... , CCP, ANCA • HIV ... Bronchiectasis #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... Abdominal pain, chronic
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... mucogenicum • HIV ... Advanced HIV (CD4 ... Imaging, high res CT ... NTM #Infections #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... , Pancreas, Gastric ... Marantic (NTBE) Differential ... Regurgitation • Colon ... Endocarditis #diagnosis #management
Immune Checkpoint Inhibitor-Mediated Colitis
Grade of Disease Severity:
 • G1: Increase < 4 BMs/day over baseline; mild
Colitis Grade of Disease ... Endoscopy (Flex Sig or Colon ... Cross-sectional Imaging (MR/CT ... HIV screen, IGRAs ... #algorithm #IBD
Crohn's Disease & New Diagnosis of Colon Cancer Algorithm
 - Define Colonic Disease Extent, Activity &
New Diagnosis of Colon ... Dysplasia in Remaining Colon ... #Colon #Cancer ... #algorithm #management ... #treatment #ibd
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... , pancreas, stomach ... , colon, and lymphoma ... , pancreas, stomach ... , colon, and lymphoma
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... , verrucous) - Lung ... , Pancreas, Gastric ... Regurgitation • Colon ... #Endocarditis #Differential