The ONCO-ACS score is a validated practical tool for predicting mortality, bleeding and ischemic risk in patients with cancer and acute coronary syndrome. This model was developed and validated in a study focusing on patients with these co-morbidities. The score allows for a combined assessment of competing outcomes such as mortality, bleeding and ischemic events. It helps doctors balance the benefits and risks of treatment in these patients. The study emphasizes the practical use of the score in clinical practice. The model provides reliable risk predictions based on patient characteristics.