5 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
lung disease ... • Bronchiectasis ... lung disease (GLILD ... Chest CT: • Ground-glass ... #hematology #diagnosis
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
hypersensitivity/immunologic ... Pleuritic chest ... failure - Infectious ... reticular opacities on chest ... #diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... lung infections ... • Dyspnea, • Chest ... Imaging, high res CT ... #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic chest ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... Pneumonia: • Chest
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
droppings • Most common ... • Rheumatologic ... aches, joint pain, chest ... pulmonary infection ... #Management #Infections