ICD-10-CM — Chapter 17

Congenital malformations, deformations and chromosomal abnormalities - Codes from this chapter may be used throughout the life of the patient. If a congenital malformation or deformity has been corrected, a personal history code should be used to identify the history of the malformation or deformity.

Tabular List

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Congenital malformations, deformations and chromosomal abnormalities

- Codes from this chapter may be used throughout the life of the patient. If a congenital malformation or deformity has been corrected, a personal history code should be used to identify the history of the malformation or deformity.

Note: Codes from this chapter are not for use on maternal records

Excludes2

  • inborn errors of metabolism (E70-E88)
Expand All Chapter #17 contains the following ICD-10-CM sections:
  • Q00 Anencephaly and similar malformations

  • Q01 Encephalocele

  • Q02 Microcephaly

  • Q03 Congenital hydrocephalus

  • Q04 Other congenital malformations of brain

  • Q05 Spina bifida

  • Q06 Other congenital malformations of spinal cord

  • Q07 Other congenital malformations of nervous system

Excludes2

  • cleft lip and cleft palate (Q35-Q37)
  • congenital malformation of cervical spine (Q05.0, Q05.5, Q67.5, Q76.0-Q76.4)
  • congenital malformation of larynx (Q31.-)
  • congenital malformation of lip NEC (Q38.0)
  • congenital malformation of nose (Q30.-)
  • congenital malformation of parathyroid gland (Q89.2)
  • congenital malformation of thyroid gland (Q89.2)
  • Q10 Congenital malformations of eyelid, lacrimal apparatus and orbit

  • Q11 Anophthalmos, microphthalmos and macrophthalmos

  • Q12 Congenital lens malformations

  • Q13 Congenital malformations of anterior segment of eye

  • Q14 Congenital malformations of posterior segment of eye

  • Q15 Other congenital malformations of eye

  • Q16 Congenital malformations of ear causing impairment of hearing

  • Q17 Other congenital malformations of ear

  • Q18 Other congenital malformations of face and neck

  • Q20 Congenital malformations of cardiac chambers and connections

  • Q21 Congenital malformations of cardiac septa

  • Q22 Congenital malformations of pulmonary and tricuspid valves

  • Q23 Congenital malformations of aortic and mitral valves

  • Q24 Other congenital malformations of heart

  • Q25 Congenital malformations of great arteries

  • Q26 Congenital malformations of great veins

  • Q27 Other congenital malformations of peripheral vascular system

  • Q28 Other congenital malformations of circulatory system

  • Q30 Congenital malformations of nose

  • Q31 Congenital malformations of larynx

  • Q32 Congenital malformations of trachea and bronchus

  • Q33 Congenital malformations of lung

  • Q34 Other congenital malformations of respiratory system

Excludes1

  • Q35 Cleft palate

  • Q36 Cleft lip

  • Q37 Cleft palate with cleft lip

  • Q38 Other congenital malformations of tongue, mouth and pharynx

  • Q39 Congenital malformations of esophagus

  • Q40 Other congenital malformations of upper alimentary tract

  • Q41 Congenital absence, atresia and stenosis of small intestine

  • Q42 Congenital absence, atresia and stenosis of large intestine

  • Q43 Other congenital malformations of intestine

  • Q44 Congenital malformations of gallbladder, bile ducts and liver

  • Q45 Other congenital malformations of digestive system

Excludes1

  • androgen insensitivity syndrome (E34.5-)
  • syndromes associated with anomalies in the number and form of chromosomes (Q90-Q99)
  • Q50 Congenital malformations of ovaries, fallopian tubes and broad ligaments

  • Q51 Congenital malformations of uterus and cervix

  • Q52 Other congenital malformations of female genitalia

  • Q53 Undescended and ectopic testicle

  • Q54 Hypospadias

  • Q55 Other congenital malformations of male genital organs

  • Q56 Indeterminate sex and pseudohermaphroditism

  • Q60 Renal agenesis and other reduction defects of kidney

  • Q61 Cystic kidney disease

  • Q62 Congenital obstructive defects of renal pelvis and congenital malformations of ureter

  • Q63 Other congenital malformations of kidney

  • Q64 Other congenital malformations of urinary system

  • Q65 Congenital deformities of hip

  • Q66 Congenital deformities of feet

  • Q67 Congenital musculoskeletal deformities of head, face, spine and chest

  • Q68 Other congenital musculoskeletal deformities

  • Q69 Polydactyly

  • Q70 Syndactyly

  • Q71 Reduction defects of upper limb

  • Q72 Reduction defects of lower limb

  • Q73 Reduction defects of unspecified limb

  • Q74 Other congenital malformations of limb(s)

  • Q75 Other congenital malformations of skull and face bones

  • Q76 Congenital malformations of spine and bony thorax

  • Q77 Osteochondrodysplasia with defects of growth of tubular bones and spine

  • Q78 Other osteochondrodysplasias

  • Q79 Congenital malformations of musculoskeletal system, not elsewhere classified

  • Q80 Congenital ichthyosis

  • Q81 Epidermolysis bullosa

  • Q82 Other congenital malformations of skin

  • Q83 Congenital malformations of breast

  • Q84 Other congenital malformations of integument

  • Q85 Phakomatoses, not elsewhere classified

  • Q86 Congenital malformation syndromes due to known exogenous causes, not elsewhere classified

  • Q87 Other specified congenital malformation syndromes affecting multiple systems

  • Q89 Other congenital malformations, not elsewhere classified

Excludes2

  • mitochondrial metabolic disorders (E88.4-)
  • Q90 Down syndrome

  • Q91 Trisomy 18 and Trisomy 13

  • Q92 Other trisomies and partial trisomies of the autosomes, not elsewhere classified

  • Q93 Monosomies and deletions from the autosomes, not elsewhere classified

  • Q95 Balanced rearrangements and structural markers, not elsewhere classified

  • Q96 Turner's syndrome

  • Q97 Other sex chromosome abnormalities, female phenotype, not elsewhere classified

  • Q98 Other sex chromosome abnormalities, male phenotype, not elsewhere classified

  • Q99 Other chromosome abnormalities, not elsewhere classified