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Glossary of Sickle Cell Anemia Related Terms

Analgesia: the inability to sense pain or pain relief without the loss of consciousness.

Anemia: a condition in which the patient has a deficiency of red blood cells or of hemoglobin in the blood which results in paleness and fatigue.

Cell: the smallest structural and functional unit of an organism.

Endothelial Cells: flattened cell type that forms a sheet (the endothelium) lining all blood vessels.

Intravascular: situated or occurring within a vessel or vessels of an animal or plant, especially within a blood vessel or blood vascular system.

Malignancy: the presence of cancerous cells that can spread to other sites in the body or to invade nearby and destroy tissues.

Mortality: Death.

Pneumococcal Disease: An infection caused by the Streptococcus pneumoniae bacterium.

Sickle Beta Thalassemia: An inherited condition that affects hemoglobin, the protein in red blood cells that carries oxygen to different parts of the body.

Sickle Cell: A red blood cell shaped like a crescent or sickle.