# National Leiomyosarcoma Foundation

Source: https://onco.cc/institutions/national-leiomyosarcoma-foundation/  
OnCo record `national-leiomyosarcoma-foundation` (Institution). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

A US charity for people with leiomyosarcoma offering education, one-to-one support and research funding, and running an international leiomyosarcoma research roundtable.

## Summary

The National Leiomyosarcoma Foundation says on its home page that it provides education, support, research funding and advocacy for the leiomyosarcoma community worldwide, with patient-friendly information, help finding knowledgeable specialists and direct support from diagnosis through survivorship. It runs the NLMSF-SPAEN International Research Roundtable, whose working groups bring researchers and clinicians together on leiomyosarcoma. The home page says the Leiomyosarcoma Global Consensus Group, which includes the foundation, published the first international consensus on diagnosing and managing soft tissue and visceral leiomyosarcoma, alongside a 2021 NLMSF consensus paper. The IRS lists it as a 501(c)(3) charity in Denver, Colorado, with tax exemption from August 2002.

## Fields

- Kind: Institution
- Last checked: 2026-11-05
- Also known as: NLMSF; National LeioMyoSarcoma Foundation
- City: Denver, CO, US
- Type: consortium
- Website: https://nlmsf.org

## Sources

- NLMSF home page: https://nlmsf.org/
- IRS record (via ProPublica Nonprofit Explorer): https://projects.propublica.org/nonprofits/organizations/141834266

## Connected records

- institutions: [Leiomyosarcoma Support & Direct Research Foundation](https://onco.cc/institutions/lmsdr/), [Rare Cancer Research Foundation](https://onco.cc/institutions/rare-cancer-research-foundation/), [Sarcoma Patient Advocacy Global Network](https://onco.cc/institutions/sarcoma-patient-advocacy-global-network/)
- cancers: [Leiomyosarcoma](https://onco.cc/cancers/leiomyosarcoma/), [Sarcomas (soft tissue, bone, GIST)](https://onco.cc/cancers/sarcoma/), [Uterine sarcoma](https://onco.cc/cancers/uterine-sarcoma/)

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