Together, we raise awareness for DIPG. Our Mission Landon Clay Matheny August 15, 2020, Landon Clay Matheny was diagnosed with an inoperable, cancerous brain tumor located in the central part of the brainstem. June 9, 2021, Landon received his eternal healing from God. Learn More Learn about DIPG Diffuse intrinsic pontine glioma. A rare, fast-growing tumor that forms in cells called glial cells in a part of the brain stem called the pons. DIPGs tend to spread to nearby tissue and other parts of the brain stem, are hard to treat, and have a poor prognosis (outcome). They usually occur in children. Learn More The 99 Project Team Landon Clay Foundation would like to send $99 to any family facing a DIPG diagnosis. Learn More Contact Interested in The 99 Project assistance for a child with DIPG? Click here to complete the form. Name * First Name Last Name Email * Message * Thank you!