Introduction. Anticoagulants are widely used in the prevention and treatment of cardiovascular disorders. The aim of the study was to formulate a nursing care plan for a patient applying oral anticoagulants using the ICNP® terminology. Case study. The study involved a 75-year-old patient diagnosed with atrial fi brillation, hospitalized at the Department of Cardiology, Medical University of Gdańsk, in September 2017. The study used the case study method (the technique of the interview, observation, measurement and analysis of medical records). Conclusions. Based on the data obtained, nursing diagnoses were formulated: risk for haemorrhaging, risk for medication side effect, lack of knowledge of medication, impaired cardiac function, risk for deep vein thrombosis, altered blood pressure, functional dyspnoea, dizziness, activity intolerance, risk for impaired skin integrity.

Key words: anticoagulant therapy, nursing care, nursing diagnosis, classification.