Image 35: This man from the Kitui area of Kenya presented to a Nairobi Hospital with a several months history of weight loss, fever and fatigue and was found to have a grossly enlarged, relatively non-tender liver and spleen but no adenopathy. He was anemic and had low platelets and low white count. On his abdomen he had  the hypopigmented remains of a herpes zoster that develop early in his illness.The diagnosis was, and made how?

35

Image 35: Kala azar (Leishmania donovani) diagnosed with a Wright's stain on a bone marrow aspirate seen below