12th January 2024

A 72-year-old gentleman is diagnosed in A&E with community-acquired pneumonia.

A 72-year-old gentleman is diagnosed in A&E with community-acquired pneumonia. His observations on admission are as follows: heart rate 78 bpm, respiratory rate 16 breaths per minute, blood pressure 132/84 mmHg, temperature 37.8 degrees Celsius. An AMTS is performed on which the patient scores 10/10. Blood tests are taken:

Hb 128 g/L (115-165)

WCC 8.2 x 10*9/L (4.0-11.0)

Serum sodium 137 mmol/L (133–146)

Serum potassium 4.1 mmol/L (3.5–5.3)

Urea: 7.4 mmol/L (2.5 – 7.8 mmol/L)

CRP 112 mg/L (<10)

Which of the following correctly identifies the mortality risk from this community-acquired pneumonia?

Select the SINGLE most appropriate option from the list below. Select ONE option only.