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Biobank aims to unlock the mysteries of calciphylaxis

NCT ID NCT03032835

Knowledge-focused Sponsor: Massachusetts General Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 14, 2026 · Last updated Sep 15, 2026 · Updated 1 time

Summary

Calciphylaxis is a rare disorder where calcium builds up in small blood vessels in the skin, causing painful lesions. Researchers at Massachusetts General Hospital are building a biobank and patient registry to collect samples and health information from up to 300 adults with the condition. The goal is to understand what causes calciphylaxis and why some patients improve while others do not, which could point toward future treatments.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If the registry identifies predictors of skin lesion improvement or pain relief, it could guide future treatment targets for a condition that currently has no effective therapy.
What could go wrong
This is an observational biobank and registry, not a treatment trial, so it cannot prove that any therapy works. Findings may take years and may not translate into new treatments.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 300 people

The number the study aims to enrol. It can still change while the study runs.

Start date

Jan 2017

Expected to finish

Dec 2030

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Patients with skin lesions consistent with calciphylaxis

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Male or female ≥18 years old 2. Skin lesions consistent with calciphylaxis diagnosis as determined by the treating clinician 3. Informed of the investigational nature of the study and sign written Informed consent OR are eligible for surrogate consent process based on impaired decision making Exclusion Criteria: 1. Patients \<18 years of age 2. Prisoners

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Conditions

The condition(s) this trial relates to.

calciphylaxis chronic kidney disease chronic renal failure syndrome end stage renal failure

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Calcific uremic arteriolopathy Calciphylaxis Chronic kidney diseases End-stage renal disease

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Massachusetts General Hospital

    RECRUITING

    Boston, Massachusetts, 02114, United States

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