Changes

==Common Alteration Types==

==Common Alteration Types==

Bi-allelic CEBPA mutations define a specific entity in the 2017 WHO classification of hematologic neoplasms [1]. AML cases with only one CEBPA mutation have different biologic and clinical characteristics and should not be classified into this category.  

Bi-allelic CEBPA mutations define a specific entity in the 2016 WHO classification of hematologic neoplasms [1]. AML cases with only one CEBPA mutation have different biologic and clinical characteristics and should not be classified into this category.  

AML with bi-allelic CEBPA mutations typically presents 'de novo'; it accounts for approximately 4-9% of AML cases in children and young adults, and appears to be less common in older patients.  

AML with bi-allelic CEBPA mutations typically presents 'de novo'; it accounts for approximately 4-9% of AML cases in children and young adults, and appears to be less common in older patients.  

Morphologically it meets the criteria for AML with or without maturation and more rarely may show myelomonocitic or monoblastic features. There are no any distinctive morphologic or immunophenotypic characteristics.  

Morphologically it meets the criteria for AML with or without maturation and more rarely may show myelomonocitic or monoblastic features. There are no any distinctive morphologic or immunophenotypic characteristics.