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Castleman disease (CD) is a rare disease of lymph nodes and related tissues. It isn’t a type of cancer, but it can sometimes lead to lymphoma and is often treated similarly.

 

Castleman Disease Collaborative Network (CDCN)

Contact:
610-304-0696
Population Served:

Patients, caregivers, health professionals worldwide

Mission:

Dedicated to accelerating research and treatment for Castleman Disease (a group of inflammatory disorders) to improve survival for all patients.

  • Provides disease and treatment information, online patient forum, patient registry, lists of publications and resources.

Blood Cancer United resources

Find free, specialized guidance and information for every type of blood cancer, request financial support, find emotional support, and connect with other members of the blood cancer community.

We are Blood Cancer United.

Everyone affected by blood cancer—patients, survivors, caregivers, researchers, advocates, fundraisers, everyone—has a story. Share yours.
A group of friends stands together on a red carpet at a Light The Night event, holding glowing lanterns and signs supporting the Leukemia & Lymphoma Society. The warm lights and close embraces create a powerful sense of unity, love, and hope—reflecting the strength and solidarity shared by those honoring and supporting people whose lives have been touched by blood cancer.

Olivia

acute lymphoblastic leukemia (ALL)

Photo of Jan, Lymphoma survivor

Jan

Lymphoma

woman wearing green tee shirt outside

Sally

Large B-cell lymphoma (DLBCL)

Three individuals stand together on a stage at a Leukemia & Lymphoma Society Student Visionaries of the Year event, with one holding an award plaque and another holding a bouquet of flowers—highlighting recognition, advocacy, and community impact in the blood cancer awareness and fundraising community.

Andrew

diffuse large B-cell lymphoma (DLBCL)

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Tony

leukemia

A person standing beside a brown horse with a white facial stripe holds a lead rope in an outdoor paddock under a bright blue sky. The horse wears a blue halter, and the scene conveys calm companionship while supporting blood cancer awareness through human–animal connection.

Siri

acute myeloid leukemia (AML)

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Jeff

diffuse large B-cell lymphoma (DLBCL)

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Natalia

splenic marginal zone non-Hodgkin lymphoma (MZL)

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Zeke

acute lymphoblastic leukemia (B-ALL)

Lila wearing warm clothes-standing in front of a 'top of Mt. Kilimanjaro' sign with arms raised

Lila

acute myeloid leukemia (AML)

Snapshot of Ashley wearing black jacket with Find the Cure printed, a cancer survivor

Ashley

chronic myelogenous leukemia (CML)

Snapshot of Zachariah holding flowers, a cancer survivor

Zach

Hodgkin lymphoma (HL)

The Leukemia & Lymphoma Society (LLS) is now Blood Cancer United. Learn more.