# Observational Study Evaluating the Prevalence of Enzyme Deficiency in Pulmonology Clinics (ADA)

> **NCT05300347** · — · UNKNOWN · sponsor: **TRPHARM** · enrollment: 500 (actual)

## Conditions studied

- Bronchiectasis
- Adenosine Deaminase Deficiency
- Pulmonary Disease

## Interventions

- **DIAGNOSTIC_TEST:** adenosine deaminase enzyme deficiency test

## Key facts

- **NCT ID:** NCT05300347
- **Lead sponsor:** TRPHARM
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-06-17
- **Primary completion:** 2021-09-23
- **Final completion:** 2023-06-17
- **Target enrollment:** 500 (ACTUAL)
- **Last updated:** 2022-03-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05300347

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05300347, "Observational Study Evaluating the Prevalence of Enzyme Deficiency in Pulmonology Clinics (ADA)". Retrieved via AI Analytics 2026-07-02 from https://api.ai-analytics.org/clinical/NCT05300347. Licensed CC0.

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