There are multiple definitions:

1. inducible T-cell costimulator(English)

   • inducible costimulatory molecule, aka CD278
   • AKT, KLH, LCMV, GVHD, SLE, MaR1, ICOSL
   • Immunology
   • https://www.ncb…les/PMC4979228/

2. International Cardio-Oncology Society(English)

   • the incidence of both cancer and cardiovascular disease increases with age. With increased life expectancy, the burden of both diseases will increase substantially over the next decade. Also, advancement in cancer therapy and supportive care has led to an increasing number of survivors of childhood cancer. childhood cancer Seventy percent of the children diagnosed with malignancy before the age of 15 years will have a disease-free 5-year survival from diagnosis. Also denoted as IC-OS
   • ESC
   • Cardiology, Oncology, Organizations (international), Aging, Chemotherapy
   • https://ic-os.org/