It is usually noted on microscopic examination of a blood smear.
Vormoncrief stared at the blood smear on his hand in surprise.
He found a long brown hair congealed in a blood smear.
The parasites may be seen in a stained blood smear.
A blood smear was also uncovered on the side of the Crafts' bed.
He took a handkerchief out of his pocket and wiped the blood smear from her hand.
She discovered a dark blue blood smear over her hand.
Barringer did not follow the line of the long blood smear.
The blood smears were black now, and the place reeked of smoke.
Sometimes the blood smear will not show Plasmodium even if the person has malaria.