cell shapes

Question 1

irreversibly thorny, rounded RBC with irregularly arranged 5-10 spicules of various lengths

Answer 1

Acanthocyte (thorn cell, spur cell)

Question 2

reversibly spiculated elongated cells

Answer 2

Burr cell

Question 3

has 10-30 short and blunt spicules that are evenly distributed over the surface of the red cell

Answer 3

Crenated RBC (Echinocyte)

Question 4

seen in pernicious anemia

Answer 4

Elliptocyte (Ovalocyte)

Question 5

with single or multiple vacuoles or markedly thinned areas at the periphery

Answer 5

Blister cell

Question 6

triangular cells

Answer 6

Keratocyte/Helmet Cells

Question 7

distorted, contracted, spiculated RBC

Answer 7

Pyknocyte

Question 8

crescent shaped RBC

Answer 8

Sickle cell/Drepanocyte/Menisocyte

Question 9

spherical RBC with diminished diameter

Answer 9

Spherocyte

Question 10

mouth-like clear central area

Answer 10

Stomatocyte/Mouth Cell

Question 11

fragmening or disintegrating RBC

Answer 11

Schistocyte-

Question 12

star like RBC

Answer 12

Stellar cell/Astrocyte

Question 13

pear-shaped cell

Answer 13

Tear Drop/Dacryocyte

Question 14

a central and peripheral condensation of Hgb with a clear zone in between

Answer 14

Bull’s Eye Cell/Mexican Hat Cell/Greek Helmet Cell

Question 15

pear shaped like tear drop but with longer tail or projection

Answer 15

Racket Cell