Critical care nursing is the field of nursing with a focus on the utmost care of the critically ill or unstable patients following extensive injury, surgery or life threatening diseases. Critical care nurses can be found working in a wide variety of environments and specialties, such as general intensive care units, medical intensive care units, surgical intensive care units, trauma intensive care units, coronary care units, cardiothoracic intensive care units, burns unit, paediatrics and some trauma center emergency departments. These specialists generally take care of critically ill patients who require mechanical ventilation by way of endotracheal intubation and/or titratable vasoactive intravenous medications.
penjagaan kritikal adalah bidang kejururawatan dengan memberi tumpuan kepada penjagaan penuh daripada pesakit kritikal atau tidak stabil berikutan kecederaan yang banyak, pembedahan atau penyakit yang mengancam nyawa. jururawat penjagaan kritikal boleh didapati bekerja di pelbagai persekitaran dan kepakaran, seperti unit umum rawatan rapi, perubatan unit rawatan rapi, unit rawatan rapi pembedahan, unit trauma rawatan rapi, unit rawatan jantung, unit rawatan rapi kardiotorasik, unit terbakar, pediatrik dan beberapa jabatan kecemasan pusat trauma. Pakar-pakar secara amnya menjaga pesakit kritikal yang memerlukan pengudaraan mekanikal melalui intubasi endotrakeal dan / atau tertitrat ubat intravena vasoactive.