The Mayo Clinic experience and patient stories Our patients tell us that the quality of their interactions, our attention to detail and the efficiency of their visits mean health care like they've never experienced. See the stories of satisfied Mayo Clinic patients. Life beyond leukemia: How innovation and compassion helped Sky reclaim her future Sky at her college graduation in May 2024. After being diagnosed with high-risk acute myeloid leukemia at age 19, Sky Toyne came to Mayo Clinic for a potentially curative stem cell transplant. Thanks to advances in transplant medicine, a lifesaving donation from her brother, and comprehensive care that addressed both her physical and emotional recovery, Sky overcame leukemia and returned to the life she loves. In August 2021, Sky Toyne had just begun her sophomore… Against extraordinary odds: A life saved more than onceMike Sonnabend After an exceptionally rare diagnosis, a lifesaving bone marrow transplant and a near-fatal infection that pushed his body to the brink, Mike Sonnabend is not only alive — he's back to doing what once seemed impossible. Mike Sonnabend, a husband and father to three sons, enjoys being active — not just physically but also in the Rochester, Minnesota, community. The special education teacher and head coach of cross-country and track was preparing for… New lymphoma therapy helps couple continue their love storyJoanne and Paul McDonnell at the Mayo Clinic park in Florida When an aggressive lymphoma threatened to derail a couple's happily ever after, the Mayo Clinic Comprehensive Cancer Center helped them find a future. Joanne McDonnell likens her longtime romance with her husband, Paul, to that of June Carter and Johnny Cash. The two have known each other since they were kids — specifically, third grade for Joanne and fifth for Paul. "She was my… Request an appointment ResearchCosts & insurance Aug. 30, 2025 Share on: FacebookTwitter HematologyDepartmenthomeSectionsOverviewTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals SectionsRequest an AppointmentOverviewTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals ORG-20180185 Medical Departments & Centers Hematology