25th July 2024

A 70-year-old gentleman with no past medical history presents to his GP with a history of feeling more tired

A 70-year-old gentleman with no past medical history presents to his GP with a history of feeling more tired than usual. His bloods are reported as:

Hb 100 g/L (130-180)

WCC 46.75 x 10⁹/L (4.0-11.0)

Neutrophils 1.8 x 10⁹/L (2.0-7.5)

Lymphocytes 44.8 x 10⁹/L (1.5-4.5)

Eosinophils 0.05 x 10⁹/L (0.04-0.4)

Basophils 0.0 x 10⁹/L (0.0-0.1)

Monocytes 0.1 x 10⁹/L (0.2-0.8)

Platelets 192 x 10⁹/L (150-400)

Bilirubin 30 micromol/L (<17)

ALP 125 IU/L (100-300)

ALT 32 IU/L (5-42)

AST 27 IU/L (5-42)

Given the likely diagnosis, what investigation is NOT likely to form part of the diagnostic work up?

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