Texas Tech University Health Sciences Center - Department of Pathology		  

 

 

 


Texas Tech University Medical Center
Pathology Department
David Morgan, M.D.
 
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1. Fetal hematopoiesis, 8 weeks gestation

2. Fetal liver; extramedullary hematopiesis

3. Fetal Liver, medullary hematopoiesis

4. Fetal spine; medullary hematopiesis

5. Normocellular adult marrow; cellularity is approximately 60%

10. Erythroblastic island; note "nurse cell" in center

11. Erythroblastic island; iron (Prussian blue) stain.

13. Pronormoblast

14. Basophilic normoblast

15. Polychromatophilic normoblast

16. Orthochromatic normoblast

17. Polychromatophilic RBC

18. Peticulocyte stain (New Methylene blue)

19. Promegakaryocyte

20. Megakaryocyte