Page 58 - Clinical Hematology Atlas

42 SECTION TWO HEMATOPOIESIS

S
T Multipotent
E hematopoietic stem cell
M

P A
R Common myeloid
O progenitor
G
E
N
I Megakaryocyte-erythrocyte
T progenitor
O
R
B
Megakaryoblast
MK-I

P
R
E Promegakaryocyte
C MK-II
U
R
S
O
R C

Megakaryocyte
MK-III

P
E
R
I B
P L
H O Platelets
E O
R D D
A
L
FIGURE 4–9 Megakaryocyte sequence with (A) megakaryoblast, (B) promegakaryocyte,
(C) megakaryocyte, and (D) platelet.