17th February 2025

A 60-year-old gentleman presents with a 2-week history of malaise, fever, headache and cough.

A 60-year-old gentleman presents with a 2-week history of malaise, fever, headache and cough. He works as a chef and his past medical history includes hypertension and type 2 diabetes mellitus.

Investigations are as follows:

Haemoglobin 95 (130 – 180)

White cell count 15 (4 -11)

Platelets 160 (150 – 450)

Mean cell volume 82 (80 – 100)

Lactate dehydrogenase 890 (105 – 333)

What is the likely diagnosis?

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