<unk>  is the field of<unk>  with a focus on the care of the<unk> ly ill or unstable patients.<unk>  care nurses can be found working in a wide variety of environments and specialties, such as  emergency departments and the intensive care units.
Critical care nursing
Dental anesthesiology
Emergency medicine
Oncology nursing
Intensive care medicine
Hospital
Anesthesiologist
Hand surgeon