ICD-10-CM Book 2026 Edition

Chapters  /  Chapter 21  /  Z77-Z99  /  Z90
Z90 Acquired absence of organs, not elsewhere classified
Includes postprocedural or post-traumatic loss of body part NEC
Excludes1 congenital absence - see Alphabetical Index
Excludes2 postprocedural absence of endocrine glands (E89.-)
Z90.0 Acquired absence of part of head and neck
Z90.01 Acquired absence of eye
nonPrimary Yes
Z90.02 Acquired absence of larynx
nonPrimary Yes
Z90.09 Acquired absence of other part of head and neck
Acquired absence of nose
Excludes2 teeth (K08.1)
nonPrimary Yes
Z90.1 Acquired absence of breast and nipple
Z90.10 Acquired absence of unspecified breast and nipple
Z90.11 Acquired absence of right breast and nipple
Z90.12 Acquired absence of left breast and nipple
Z90.13 Acquired absence of bilateral breasts and nipples
Z90.2 Acquired absence of lung [part of]
nonPrimary Yes
Z90.3 Acquired absence of stomach [part of]
nonPrimary Yes
Z90.4 Acquired absence of other specified parts of digestive tract
Z90.41 Acquired absence of pancreas
CodeAlso exocrine pancreatic insufficiency (K86.81)
UseAdditionalCode code to identify any associated:
diabetes mellitus, postpancreatectomy (E13.-)
insulin use (Z79.4)
Z90.410 Acquired total absence of pancreas
Acquired absence of pancreas NOS
nonPrimary Yes
Z90.411 Acquired partial absence of pancreas
nonPrimary Yes
Z90.49 Acquired absence of other specified parts of digestive tract
nonPrimary Yes
Z90.5 Acquired absence of kidney
nonPrimary Yes
Z90.6 Acquired absence of other parts of urinary tract
Acquired absence of bladder
nonPrimary Yes
Z90.7 Acquired absence of genital organ(s)
Excludes1 personal history of sex reassignment (Z87.890)
Excludes2 female genital mutilation status (N90.81-)
Z90.71 Acquired absence of cervix and uterus
Z90.710 Acquired absence of both cervix and uterus
Acquired absence of uterus NOS
Status post total hysterectomy
sex Female
nonPrimary Yes
Z90.711 Acquired absence of uterus with remaining cervical stump
Status post partial hysterectomy with remaining cervical stump
sex Female
nonPrimary Yes
Z90.712 Acquired absence of cervix with remaining uterus
sex Female
nonPrimary Yes
Z90.72 Acquired absence of ovaries
Z90.721 Acquired absence of ovaries, unilateral
sex Female
nonPrimary Yes
Z90.722 Acquired absence of ovaries, bilateral
sex Female
nonPrimary Yes
Z90.79 Acquired absence of other genital organ(s)
nonPrimary Yes
Z90.8 Acquired absence of other organs
Z90.81 Acquired absence of spleen
nonPrimary Yes
Z90.89 Acquired absence of other organs
nonPrimary Yes