Objective: to study the common risks of the PDCA model in cardiology nursing care and the insights of risk prevention in the clinic. METHODS: The consultation data of 108 patients who came to our hospital from January 2018 to June 2018 were collected, and they were divided into the experimental group and the control group; specialized risk management was carried out on the patients in the experimental group, and no risk management was carried out on the patients in the control group, and the patient satisfaction situation, the occurrence of nursing errors and the occurrence of medical disputes of the two groups of patients were compared. Results: By comparing the two groups of patients, the experimental group's satisfaction with nursing care, the number of nursing errors, and the number of medical disputes were significantly higher than that of the control group, and the comparison results were statistically significant (p
).