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Living with Leiomyosarcoma

A rare cancer of smooth muscle cells that most often starts in the uterus or abdomen.

Understanding Leiomyosarcoma

Leiomyosarcoma is a rare cancerous tumor made of smooth muscle cells, and it is a type of sarcoma.

It can spread through the bloodstream and affect the lungs, liver, blood vessels, or other soft tissue. It is most often found in the uterus or abdomen. It can occur at a variety of ages.

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 cancer 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

    Leiomyosarcoma Support & Direct Research Foundation, National LeioMyoSarcoma Foundation and Sarcoma Foundation of America may keep lists of experts for this condition.

Care & treatment

Care team
Cancer specialists (oncologists)
Expert care
Expert lists: Leiomyosarcoma Support & Direct Research Foundation, National LeioMyoSarcoma Foundation, Sarcoma Foundation of America
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 Leiomyosarcoma Support & Direct Research Foundation 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
Where did my tumor start, and has it spread?
Which specialists should be on my cancer care team?
Would genetic counseling be helpful?

Quick facts

Symptoms usually starta variety of ages

The exact cause is not known. GARD says genetic and environmental factors appear to be involved.

Also known as: leiomyosarcoma - not uterine; leiomyosarcoma (excluding uterine leiomyosarcoma); leiomyosarcoma, malignant; leiomyosarcomas

Patient organizations

Source: NIH GARD · LeiomyosarcomaGARD ID 6880 · 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 Leiomyosarcoma.

Explore the Leiomyosarcoma blog

Explore research for Leiomyosarcoma

Explore actively recruiting Leiomyosarcoma studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Leiomyosarcoma 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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I can help you find recruiting Leiomyosarcoma studies. Enter a ZIP code, address or city below and I'll look within 50 miles.

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

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