缗钱状在正常情况下，血小板较小，平均直径1～5微米，厚0.5～1.5微米
马血涂片，红细胞缗钱状形成。
猫血涂片，红细胞缗钱状形成。
RBC成叠连状，称为“缗钱壮红细胞”，当血清蛋白质，特别是纤维蛋白原和球蛋白增加时出现。
The RBC's here have stacked together in long chains. This is known as "rouleaux formation" and it happens with increased serum proteins, particularly fibrinogen and globulins.
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