This week’s case take us on a journey beyond haematology and into the realm of infectious disease, where the blood film tells a story that’s both ancient and fascinating.

A middle aged traveller presented with mild, recurring fevers and general malaise several weeks and a slightly reduced platelet count. Blood films were made to assess the cause. Take a look at the images below and can you guess the organism that is the culprit?

Share your thoughts in the comments or on social media (LinkedIn, Twitter/X) before the answer is revealed at the end of the week!