Medical Definition of Crescent cell
1.
An erythrocyte that changes from the normal discoid shape to a sickled shape when the oxygen tension is low.
The pesence of these cells indicates that the patient is homozygotes for the allele that codes for haemoglobin S and that the patient has sickle cell anaemia.
This entry appears with permission from the Dictionary of Cell and Molecular Biology
(11 Mar 2008)
Lexicographical Neighbors of Crescent Cell
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