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Living with Hemangiopericytoma, malignant

A group of tumors that start in cells around small blood vessels and can appear almost anywhere in the body.

Understanding Hemangiopericytoma, malignant

Hemangiopericytoma is a group of tumors that start in pericytes, the cells that wrap around the smallest blood vessels.

These tumors usually grow slowly. They can be benign (non-cancerous) or malignant (cancerous). They can occur anywhere in the body.

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

    Your doctor may refer you to a specialist who knows rare conditions.

  3. Ask which tests can help

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

Care & treatment

Care team
A doctor familiar with rare conditions, plus specialists as needed
Expert care
Ask about multidisciplinary care centers for rare conditions
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 rare disease patient organizations for support
  • 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
Is my tumor benign or malignant, and how was that decided?
Where in the body is the tumor, and how will it be monitored?
Which specialists should be on my care team?

Quick facts

InheritanceAutosomal Recessive

GARD doesn't describe a cause for this condition yet. It is listed as autosomal recessive.

Also known as: malignant hemangiopericytoma

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Hemangiopericytoma, malignantGARD ID 2627 · 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 Hemangiopericytoma, malignant.

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