An image from a bone marrow smear showing a blast (center) with loose chromatin pattern and scant basophilic cytoplasm seen in a patient with a normal bone marrow (100X oil immersion).
An image from a bone marrow smear showing a pronormoblast with a loose chromatin pattern, visible nucleoli, and a basophilic cytoplasm seen in a patient with a normal bone marrow (100X oil immersion).