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Condition (MeSH)

Pallister-Hall Syndrome

ClinicalTrials.gov lists 1 trial for Pallister-Hall Syndrome or a narrower condition beneath it. National Human Genome Research Institute (NHGRI) has the most among industry and government lead sponsors, with 1.

MeSH D054975 Neoplasms Neoplasm C04 C05 C10 C16 Listed by Orphanet as a rare disease
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Trials started per year Trials started per year 1 Trials by phase Trials by phase 1 Trials by recruitment status Trials by recruitment status 1 Lead sponsors Lead sponsors 1 Prevalence Prevalence 6 Rare-disease identity Rare-disease identity 2 Trials started per year Trials started per year 1 Trials by phase Trials by phase 1 Trials by recruitment status Trials by recruitment status 1 Lead sponsors Lead sponsors 1 Prevalence Prevalence 6 Rare-disease identity Rare-disease identity 2

Rows recorded per section

3 sections measured, none recorded · 1 not measured yet · 1 not computed

1 of the 1 trial is tagged with Pallister-Hall Syndrome itself; the rest are tagged with a narrower condition beneath it.

Get the Pallister-Hall Syndrome report as a PDF

The PDF carries up to 50 rows of each section, where the page shows the first few, with the sources listed. Enter a work email and confirm it from the message we send, and the report follows by email.

When did Pallister-Hall Syndrome trials start? (1)

Shown in this order: most recent first, 1990 onwards. 2026 is partial: trials registered with a 2026 start date so far, not a full year.

Trials started per year
Year Trials started
1994 1

No forecast is made for this condition: it averages 0.0 trial starts a year over the five years to September, under the 5 a year the method needs.

Recruitment duration, a model prediction: none of the 1 trial evaluated at the 2026-10-09 snapshot is predicted and still running. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Pallister-Hall Syndrome trials in? (1)

Shown in this order: phase order.

Trials by phase
Phase Trials
Observational 1

How many Pallister-Hall Syndrome trials are recruiting? (1)

Shown in this order: the order a trial moves through, from not yet recruiting to unknown.

Trials by recruitment status
Status Trials
Completed 1

Status as registered on ClinicalTrials.gov. Each trial is counted once.

Which lead sponsors run the most Pallister-Hall Syndrome trials? (1)

Shown in this order: most trials first. Lead sponsors the registry classes as industry, NIH, US federal, other government or network. A hospital or university the registry files as government can appear here. Sponsors it classes as academic or other are shown on the full page, because that class cannot separate an institution from a named investigator.

Lead sponsors
Sponsor Trials
National Human Genome Research Institute (NHGRI) 1

Prevalence (6)

Shown in this order: jurisdiction, then disease name. Orphanet observation for the mapped ORPHA concept; the mapping relation column says whether that concept is exactly this condition or broader or narrower.

Prevalence
Orphanet disease Type Class Geography Jurisdiction Mapping relation
Pallister-Hall syndrome Cases families Worldwide Not stated Unspecified
Pallister-Hall syndrome Point prevalence <1 / 1 000 000 Worldwide Not stated Unspecified
Pallister-Hall syndrome Point prevalence <1 / 1 000 000 Worldwide Not stated Exact
Pallister-Hall syndrome Point prevalence <1 / 1 000 000 Worldwide Not stated Exact
Pallister-Hall syndrome Cases families Worldwide Not stated Exact

Rare-disease identity (2)

Shown in this order: exact, broader, narrower, other.

Rare-disease identity
Orphanet disease ORPHA code Relation Source
Pallister-Hall syndrome 672 Exact Orphadata Science knowledge files, Product 1
Pallister-Hall syndrome 672 Exact Orphanet Rare Disease Ontology (ORDO)

Not on this page

Not measured: delivery record.

Checked, with nothing recorded for this condition: serious adverse events in this condition's trials, publications, and sub-conditions in mesh.

Not computed for conditions with fewer than 10 trials: drugs tested.

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