An image from a bone marrow smear showing two polychromatic normoblast (center) with a very round nucleus and blue-grey cytoplasm seen in a patient with a normal bone marrow (100X oil immersion).
An image from a bone marrow smear showing two polychromatic normoblasts (center) with a round nucleus and grey-blue cytoplasm seen in a patient with a normal bone marrow (100X oil immersion).
An image from a bone marrow smear demonstrating a promyelocyte (center) with primary granules and a golgi clearing seen in a patient with a normal bone marrow (100X oil immersion). Other myeloid and erythroid precursors are also present.
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).