26th August 2020

A mother with her 6-year old son presents to an A&E with a swollen ankle after spending a day on the playground

A mother with her 6-year old son presents to an A&E with a swollen ankle after spending a day on the playground. On examination, there is a haematoma visible in a leg muscle. Which test should be ordered to confirm the diagnosis of haemophilia A?

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