What did Alexander the Great die of?

Although he was only 32 years old, the ancient ruler Alexander the Great is still a legendary figure. Especially around his death there are many rumors. Did he die of malaria, was he poisoned or did he have a rare disease? A New Zealand medical doctor now believes she has found the answer. Barbara Barkhausen has put her new theory under the microscope.

Alexander der Grosse (Ausschnitt von Mosaik in Pompei) Source: Wiki Commons