26th July 2024

A 42-year-old woman presents with a fever and a severe headache

A 42-year-old woman presents with a fever and a severe headache. She is known to suffer from migraines and takes paracetamol for this. She has no other past medical history.

Initial blood tests are abnormal and the A&E doctor is concerned that her presentation is a haematological condition.

Which blood tests would fit most with a diagnosis of TTP?

Reference values: Hb 130-160, Plt 150-400, Cr 40-100, Haptoglobins 4.1-16.5, LDH <250

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