noun
critically ill patient; patient with a severe condition
Medical and general term for a patient whose illness or injury is life-threatening or very serious. Often used in hospital contexts.
その病院には重症患者が何人も運ばれてきた。
Several critically ill patients were brought to that hospital.
重症患者の治療には専門的な知識が必要だ。
Treating patients with severe conditions requires specialized knowledge.