Once he was fully recovered from surgery, about a month later, he began the long process of chemotherapy and radiation. This involved the entire family picking up and moving to Boston for a little bit. A hospital in Boston was able to offer a unique form of radiation that his hometown of Boise wasn't able to offer. After completing his radiation treatments in Boston, he came back to Boise for his chemotherapy. Throughout the entire process, his entire family was right by his side. He has continued to slowly make progress and recover from all of the radiation and chemotherapy. It has involved multiple physical therapists, occupational therapists, doctors, nurses, friends, and family to all be there supporting him.
Matt with his parents
Here he is with his little sister, Maggie, who shaved her head for him.
Matt and big brother Josh
Mama's Boy
It is still unclear exactly how medulloblastoma arises. Some say that it comes from multiple different cells of origin. Other studies have indicated that it arises from a problem in both the Wnt/beta-catenin and the sonic hedgehog (Shh) signaling pathways. When these pathways are inhibited, the tumor is able to begin growing and spreading. It has been hypothesized that sonic hedgehog signaling pathway problems account for 25-30% of all cases of medulloblastoma. As the tumor begins to grow, cerebrospinal fluid is prevented from getting to the fourth ventricle of the brain, which can cause internal swelling of the brain (hydrocephaly). Then, the tumor can begin to spread. It is even capable of spreading through the cerebrospinal fluid down to the brain stem. Medulloblastoma is a unique pediatric brain tumor because it able to spread more quickly than most other tumors.
References:
http://reference.medscape.com/article/987886-overview#a0104
http://www.abta.org/brain-tumor-information/types-of-tumors/medulloblastoma.html
Zinke, J., Schneider, F., Harter, P., Thom, S., Ziegler, N., Toftgard, R., . . . Liebner, S. (2015). β-Catenin-Gli1 interaction regulates proliferation and tumor growth in medulloblastoma. Mollecular Cancer, 14(17), 1-9.




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