ICD-10-CM Book 2027 Edition

Chapters  /  Chapter 17  /  QA0-QA1

Genetic disorders, not elsewhere classified (QA0-QA1)

QA0 Neurodevelopmental disorders related to specific genetic pathogenic variants
CodeAlso , if applicable, any associated conditions, such as:
attention-deficit hyperactivity disorders (F90.-)
autism spectrum disorder (F84.0)
developmental and epileptic encephalopathy (G93.45)
epilepsy, by specific type (G40.-)
intellectual disabilities (F70-F79)
pervasive developmental disorders (F84.-)
QA0.0 Neurodevelopmental disorders related to pathogenic variants in specific genes
QA0.01 Neurodevelopmental disorders related to pathogenic variants in certain specific genes
QA0.010 Neurodevelopmental disorders, related to pathogenic variants in ion channel genes
QA0.0101 SCN2A-related neurodevelopmental disorder
QA0.0102 CACNA1A-related neurodevelopmental disorder
QA0.0109 Neurodevelopmental disorder related to pathogenic variant in other ion channel gene
SCN8A-related neurodevelopmental disorder
QA0.011 Neurodevelopmental disorders, related to pathogenic variants in glutamate receptor genes
QA0.012 Neurodevelopmental disorders, related to pathogenic variants in other receptor genes
QA0.013 Neurodevelopmental disorders, related to pathogenic variants in other transporter and solute carrier genes
QA0.0131 SLC6A1-related disorder
GABA transporter 1 deficiency
QA0.0139 Neurodevelopmental disorder, related to pathogenic variant in other transporter or solute carrier gene
QA0.014 Neurodevelopmental disorders, related to pathogenic variants in synapse related genes
QA0.0141 Syntaxin-binding protein 1-related disorder
STXBP1-related disorders
QA0.0142 DLG4-related synaptopathy
QA0.0149 Neurodevelopmental disorder, related to pathogenic variant in other synapse related gene
Other genetic synaptopathy
QA0.015 Neurodevelopmental disorders, related to genes associated with transcription and gene expression
QA0.0151 FOXG1 syndrome
FOXG1-related disorder
FOXG1-related encephalopathy
FOXG1-related neurodevelopmental disorder
QA0.0159 Neurodevelopmental disorder, related to other genes associated with transcription and gene expression
QA0.8 Other neurodevelopmental disorders related to pathogenic variants in other specific genes
QA1 Genetic disorders associated with neoplasms, not elsewhere classified
CodeAlso , if applicable, any associated conditions, such as:
genetic susceptibility to malignant neoplasm by site (Z15.0-)
malignant neoplasms (C00.0-C96.9)
personal history of malignant neoplasm (Z85.-)
Excludes2 multiple endocrine neoplasia [MEN] syndromes (E31.2-)
QA1.7 Inherited neoplasm predisposition syndromes involving multiple systems, not elsewhere classified
QA1.71 Lynch syndrome
Hereditary nonpolyposis colorectal cancer susceptibility
Lynch syndrome due to EPCAM
Lynch syndrome due to MLH1
Lynch syndrome due to MSH2
Lynch syndrome due to MSH6
Lynch syndrome due to PMS2
QA1.79 Other inherited neoplasm predisposition syndrome of multiple systems
QA1.790 Familial cancer syndrome with pathogenic BRCA1 mutation
BRCA1-cancer predisposition syndrome
Hereditary breast and ovarian cancer syndrome with pathogenic BRCA1 mutation
QA1.791 Familial cancer syndrome with pathogenic BRCA2 mutation
BRCA2-cancer predisposition syndrome
Hereditary breast and ovarian cancer syndrome with pathogenic BRCA2 mutation
QA1.792 Li Fraumeni syndrome
QA1.798 Other inherited neoplasm predisposition syndrome of multiple systems