An Observational Study in Participants With Indolent Systemic Mastocytosis (ISM)
Public ClinicalTrials.gov record NCT07264959. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
An Observational Study in Patients With Indolent Systemic Mastocytosis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a Phase 4, non-interventional, observational study to collect detailed data on the clinical characteristics, clinical outcomes and medical management of ISM in real-world settings. The study will describe the demographic and clinical characteristics of ISM participants, including anaphylaxis and bone manifestations in ISM. Quality of life and disease control will be assessed through participant questionnaires. The study will also evaluate real world ISM treatment management, including use of avapritinib.
Study identification
- NCT ID
- NCT07264959
- Recruitment status
- Recruiting
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 150 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 14, 2026
- Primary completion
- Nov 30, 2032
- Completion
- Nov 30, 2032
- Last update posted
- Sep 3, 2026
2026 – 2032
United States locations
- U.S. sites
- 7
- U.S. states
- 7
- U.S. cities
- 7
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Colorado | Aurora | Colorado | 80045 | Recruiting |
| Midwest Allergy Sinus Asthma | Normal | Illinois | 61761 | Recruiting |
| Institute for Allergy and Asthma | Wheaton | Maryland | 20902 | Recruiting |
| Brigham and Women's Allergy and Clinical Immunology, Mass General Brigham Healthcare Center (Chestnut Hill) | Chestnut Hill | Massachusetts | 02467 | Recruiting |
| University of Michigan Allergy Clinic | Ann Arbor | Michigan | 48105 | Recruiting |
| Washington University of St. Louis | St Louis | Missouri | 63130 | Recruiting |
| University of Utah | Salt Lake City | Utah | 84112 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT07264959, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 3, 2026 · Synced Sep 6, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT07264959 live on ClinicalTrials.gov.