UNIVERSITY OF CALIFORNIA SAN DIEGO - WAEL ELMARAACHLI, MD
This research program focuses on advancing the diagnosis, treatment, and long-term management of bronchiectasis and nontuberculous mycobacterial (NTM) lung disease through multidisciplinary clinical care, therapeutic clinical trials, and patient-centered pulmonary research.
Wael ElMaraachli, MD
Primary Investigator
University of California San Diego
Institution
NTM & Bronchiectasis Clinical Research
Research Focus
Project Overview
The UC San Diego Bronchiectasis and NTM Program is a multidisciplinary referral center specializing in the care and research of non-cystic fibrosis bronchiectasis and pulmonary NTM disease. The center integrates pulmonary medicine, infectious disease expertise, respiratory therapy, and clinical research to support comprehensive patient care and therapeutic innovation.
Project Summary
The program participates in multicenter clinical trials and registry-based research evaluating therapies for pulmonary NTM infections and bronchiectasis, including liposomal amikacin inhalation therapy and brensocatib. Current collaborative studies also include comparative antibiotic treatment strategies for pulmonary Mycobacterium avium complex disease aimed at improving real-world patient outcomes.
Project Goals
- Advance therapies for pulmonary NTM disease and bronchiectasis
- Evaluate safety and efficacy of emerging inhaled therapies
- Improve patient-centered outcomes and quality of life
Impact
UC San Diego’s Bronchiectasis and NTM Program contributes to the advancement of evidence-based therapies and specialized care for chronic pulmonary infections and airway disease. Through participation in major clinical trials and collaborative research initiatives, the program helps improve treatment standards and long-term patient outcomes.
Advancing Research. Improving Lives.
Supporting innovative therapies and multidisciplinary clinical research for bronchiectasis and pulmonary NTM disease.

Wael ElMaraachli, MD
Associate Clinical Professor
University of California San Diego Medical Center
Project Overview
The UC San Diego Non-CF Bronchiectasis and NTM Program is a multidisciplinary center focused on clinical care and research for bronchiectasis and NTM lung disease, with active participation in multicenter trials and registry studies to improve patient outcomes.