4 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... Granulomatous lymphocytic interstitial ... Chest CT: • Ground-glass ... DDX - Other causes ... #immunology #hematology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CT: Halo sign ... factor • May cause ... infiltrates, mimicking TB ... fever, rales, interstitial ... #AIDS #pulmonary
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
TYPE IV RTA, TYPE ... salivary ducts Clinical ... interstitial pneumonia ... MALT Lymphoma • Lung ... #Rheumatology #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... : • Syndrome of ... Kansasii: • Mimics TB ... Hematologic malignancy ... Imaging, high res CT