Figure 1B. A PAS-stain of the bone marrow core biopsy. The yellow arrow indicates a macrophage which phagocytized an immature red blood cell (600x).

From

Huge Interatrial Septum Aneurysm

Pramod Theetha Kariyanna, Apoorva Jayarangaiah, Robert Adrah, Abhishek Sharma

American Journal of Medical Case Reports. 2016, 4(3), 111-114 doi:10.12691/ajmcr-4-3-10