Gagal jantung menurut penulis adalah keadaan jantung yang tidak adekuat untuk memompa darah ke seluruh tubuh. ada tiga provinsi dengan prevalensi penyakit jantung tertinggi di indonesia yaitu provinsi kalimantan utara 2,2%, daerah istimewa yogyakarta 2%, dan gorontalo 2%. selain itu 8 provinsi lain juga memliki prevalensi lebih tinggi dibandingkan prevalensi nasional, salah satunya provinsi kalimantan timur yaitu 1,8%. laporan tugas akhir ini bertujuan mendapatkan gambaran nyata tentang penerapan dan pelaksanaan asuhan keperawatan pada ny. a dengan diagnosis gagal jantung kongestif, pada kasus klien menderita gagal jantung hampir 3 tahun lamanya, keluhan nyeri di bagian ulu hati dan kondisi ansietas klien timbulnya rasa tidak nyaman pada dirinya. metode penulisan laporan tugas akhir ini menggunakan metode deskriptif dalam bentuk studi kasus dengan pendekatan proses keperawatan pengkajian, diagnosis keperawatan, intervensi, implementasi dan evaluasi. hasil pengkajian dari ny. a terdapat 5 diagnosis keperawatan yaitu penurunan curah jantung, pola nafas tidak efektif, nyeri akut, gangguan pola tidur dan ansietas. kesimpulan penulis menemukan kesenjangan yang ada pada teori tetapi tidak ada pada kasus mulai dari pengkajian dan diagnosis keperawatan. evaluasi hasil yang didapatkan satu diagnosis keperawatan teratasi dan empat diagnosis keperawatan yang teratasi sebagian. kata kunci: gagal jantung kongestif, asuhan keperawatan

Heart failure is a condition of the heart that is inadequate to pump blood thoughout the body. there were three provinces with the highest prevelence of heart failures disease in indonesia, namely north kalimantan was 2.2%, yogyakarta was 2%, amd gorongtalo was 2%. in addition, 8 other provinces also have a higher prevalence than the national prevalence, one of them was east kalimantan province, which was 1.8%. this final task report aims to describe the implementation of nursing care on mrs.a with diagnosis of congestive heart failure. in this case, mrs. a has suffered heart failure for almost 3 years, her complaints of pain in the solar plexus and the client’s anxiety make her discomfort. this final task report was to describe the implementation of nursing care on mrs. a with a diagnosis of congestive heart failure. in this case, the client has suffered from heart failure for almost 3 years, her complaints were the pit of the stomach and anxiety condition make him was discomfort. the method used a descriptive method bye using case study collected the data through nursing care diagnosis, assesment, intervention, implementation, and evaluation. based on the assesmentgiven her, there were five nursing diagnoses, namely decreased cardiac output, ineffective breathing patterns, acute pain, disturbed sleep patterns, and axiety. in conclusion, the writer found gaps in theory but not in cases starting obtained from nursing diagnosis was resolved and four nursing diagnoses were partially resolved. keywords: nursing care, heart failure