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Q98.4 - Klinefelter syndrome, unspecified


The ICD 10 Code for Klinefelter syndrome, unspecified is listed as Q98.4.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: Q98.4
Description: Klinefelter syndrome, unspecified
Diagnostic Related Groups
(MS-DRG v30.0)
729 - Other Male Reproductive System Diagnoses W Cc/mcc
730 - Other Male Reproductive System Diagnoses W/o Cc/mcc
Chapter Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
Block Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
Parent Q98 - Other sex chromosome abnormalities, male phenotype, not elsewhere classified
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 758.7 - Klinefelter's syndrome (approximate)
ICD-10-CM Siblings (same level / similar specificity) of Q98.4:
Q98.0 - Klinefelter syndrome karyotype 47, XXY
Q98.1 - Klinefelter syndrome, male with more than two X chromosomes
Q98.3 - Other male with 46, XX karyotype
Q98.5 - Karyotype 47, XYY
Q98.6 - Male with structurally abnormal sex chromosome
Q98.7 - Male with sex chromosome mosaicism
Q98.8 - Other specified sex chromosome abnormalities, male phenotype
Q98.9 - Sex chromosome abnormality, male phenotype, unspecified