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Living with Heritable pulmonary arterial hypertension

An inherited form of high blood pressure in the lung arteries that strains the right side of the heart.

Understanding Heritable pulmonary arterial hypertension

Heritable pulmonary arterial hypertension (HPAH) is a form of pulmonary arterial hypertension that runs in families or is caused by known gene changes.

It involves raised resistance in the arteries of the lungs, which leads to right heart failure. It is progressive. It can start at any time in life.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet.

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include genetic specialists and lung and breathing specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    Pulmonary Hypertension Association may keep lists of experts for this condition.

Care & treatment

Care team
Genetic specialists (geneticists); Lung and breathing specialists (pulmonologists)
Expert care
Expert lists: Pulmonary Hypertension Association
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with Pulmonary Hypertension Association and other patient organizations
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Could genetic testing identify the gene involved in my case?
How often should my lungs and heart be checked?
Should family members be screened?

Quick facts

Symptoms usually startany time in life
InheritanceAutosomal Dominant, Autosomal Recessive

GARD says it occurs because of changes in genes that make PAH more likely, or in a family setting. It can be autosomal dominant or autosomal recessive.

GeneticRespiratory

Also known as: familial primary pulmonary hypertension; familial pulmonary arterial hypertension; fpah; hereditary pulmonary arterial hypertension; hpah

Patient organizations

Source: NIH GARD · Heritable pulmonary arterial hypertensionGARD ID 11914 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Heritable pulmonary arterial hypertension.

Explore the Heritable pulmonary arterial hypertension blog

Explore research for Heritable pulmonary arterial hypertension

Explore actively recruiting Heritable pulmonary arterial hypertension studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Heritable pulmonary arterial hypertension with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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