Aplasia (from Greek a not; plasis molding) is defined in general as "defective development or congenital absence of an organ or tissue."^[1][2] In the field of hematology, the term refers to "incomplete, retarded, or defective development, or cessation of the usual regenerative process."^[1][2]

Examples

• Acquired pure red cell aplasia
• Aplasia cutis congenita
• Aplastic anemia
• Germ cell aplasia, also known as Sertoli cell-only syndrome
• Radial aplasia
• Thymic aplasia, which is found in DiGeorge syndrome

See also

• Atrophy
• Hyperplasia
• Hypoplasia
• Neoplasia

References

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