acute health problem(Gather and record admission data for the client with an acute health problem, for inclusion in a care plan according to organisation policy. This unit of competency describes the skills and knowledge required of Enrolled/Division 2 nurses to contribute to the care of the person with an acute health problem by performing nursing interventions that support their health care needs and assist them to regain optimal function and lifestyle. Alexander Demidov)
flu(an infectious disease like a very bad cold, that causes fever, pains and weakness: The whole family has the flu. (British English) She's got flu. She was off work for four days because of a bout with the flu. She's had a nasty dose of flu. OALD Alexander Demidov)
acutely unwell(The initial assessment and management of acutely unwell patients is an area that many foundation doctors find challenging and stressful. capricolya)