284 Aplastic anemia 
284.0 Constitutional aplastic anemia 
284.01 Constitutional red blood cell aplasia convert 284.01 to ICD-10-CM
284.09 Other constitutional aplastic anemia convert 284.09 to ICD-10-CM 284.1 Pancytopenia convert 284.1 to ICD-10-CM 284.2 Myelophthisis convert 284.2 to ICD-10-CM 284.8 Other specified aplastic anemias 284.81 Other specified aplastic anemias convert 284.81 to ICD-10-CM 284.89 Red cell aplasia (acquired)(adult) (with thymoma) convert 284.89 to ICD-10-CM 284.9 Aplastic anemia unspecified convert 284.9 to ICD-10-CM