27th September 2021

A 49-year-old male who has recently returned from sub-Saharan Africa is complaining of feeling fatigued and breathless

A 49-year-old male who has recently returned from sub-Saharan Africa is complaining of feeling fatigued and breathless. On examination, the GP notices that he is very pale and takes a blood test for anaemia. The blood tests are returned, confirming that the patient is suffering from haemolytic anaemia.

Which of the following is a cause of acquired haemolytic anaemia? Select ONE option only.