2025 ICD-10 CM DIAGNOSIS INDEX TERMS STARTING WITH Q

  • Anencephaly - Q00.0
  • Craniorachischisis - Q00.1
  • Iniencephaly - Q00.2
  • Frontal encephalocele - Q01.0
  • Nasofrontal encephalocele - Q01.1
  • Occipital encephalocele - Q01.2
  • Encephalocele of other sites - Q01.8
  • Encephalocele, unspecified - Q01.9
  • Malformations of aqueduct of Sylvius - Q03.0
  • Atresia of foramina of Magendie and Luschka - Q03.1
  • Other congenital hydrocephalus - Q03.8
  • Congenital hydrocephalus, unspecified - Q03.9
  • Congenital malformations of corpus callosum - Q04.0
  • Arhinencephaly - Q04.1
  • Holoprosencephaly - Q04.2
  • Other reduction deformities of brain - Q04.3
  • Septo-optic dysplasia of brain - Q04.4
  • Megalencephaly - Q04.5
  • Congenital cerebral cysts - Q04.6
  • Other specified congenital malformations of brain - Q04.8
  • Congenital malformation of brain, unspecified - Q04.9
  • Cervical spina bifida with hydrocephalus - Q05.0
  • Thoracic spina bifida with hydrocephalus - Q05.1
  • Lumbar spina bifida with hydrocephalus - Q05.2
  • Sacral spina bifida with hydrocephalus - Q05.3
  • Unspecified spina bifida with hydrocephalus - Q05.4
  • Cervical spina bifida without hydrocephalus - Q05.5
  • Thoracic spina bifida without hydrocephalus - Q05.6
  • Lumbar spina bifida without hydrocephalus - Q05.7
  • Sacral spina bifida without hydrocephalus - Q05.8
  • Spina bifida, unspecified - Q05.9
  • Amyelia - Q06.0
  • Hypoplasia and dysplasia of spinal cord - Q06.1
  • Diastematomyelia - Q06.2
  • Other congenital cauda equina malformations - Q06.3
  • Hydromyelia - Q06.4
  • Other specified congenital malformations of spinal cord - Q06.8
  • Congenital malformation of spinal cord, unspecified - Q06.9
  • Arnold-Chiari syndrome - Q07.0
  • Arnold-Chiari syndrome without spina bifida or hydrocephalus - Q07.00
  • Arnold-Chiari syndrome with spina bifida - Q07.01
  • Arnold-Chiari syndrome with hydrocephalus - Q07.02
  • Arnold-Chiari syndrome with spina bifida and hydrocephalus - Q07.03
  • Other specified congenital malformations of nervous system - Q07.8
  • Congenital malformation of nervous system, unspecified - Q07.9
  • Congenital ptosis - Q10.0
  • Congenital ectropion - Q10.1
  • Congenital entropion - Q10.2
  • Other congenital malformations of eyelid - Q10.3
  • Absence and agenesis of lacrimal apparatus - Q10.4
  • Congenital stenosis and stricture of lacrimal duct - Q10.5
  • Other congenital malformations of lacrimal apparatus - Q10.6
  • Congenital malformation of orbit - Q10.7
  • Cystic eyeball - Q11.0
  • Other anophthalmos - Q11.1
  • Microphthalmos - Q11.2
  • Macrophthalmos - Q11.3
  • Congenital cataract - Q12.0
  • Congenital displaced lens - Q12.1
  • Coloboma of lens - Q12.2
  • Congenital aphakia - Q12.3
  • Spherophakia - Q12.4
  • Other congenital lens malformations - Q12.8
  • Congenital lens malformation, unspecified - Q12.9
  • Coloboma of iris - Q13.0
  • Absence of iris - Q13.1
  • Other congenital malformations of iris - Q13.2
  • Congenital corneal opacity - Q13.3
  • Other congenital corneal malformations - Q13.4
  • Blue sclera - Q13.5
  • Other congenital malformations of anterior segment of eye - Q13.8
  • Rieger anomaly - Q13.81
  • Other congenital malformations of anterior segment of eye - Q13.89
  • Congenital malformation of anterior segment of eye, unspecified - Q13.9
  • Congenital malformation of vitreous humor - Q14.0
  • Congenital malformation of retina - Q14.1
  • Congenital malformation of optic disc - Q14.2
  • Congenital malformation of choroid - Q14.3
  • Other congenital malformations of posterior segment of eye - Q14.8
  • Congenital malformation of posterior segment of eye, unspecified - Q14.9
  • Congenital glaucoma - Q15.0
  • Other specified congenital malformations of eye - Q15.8
  • Congenital malformation of eye, unspecified - Q15.9
  • Congenital absence of (ear) auricle - Q16.0
  • Congenital absence, atresia and stricture of auditory canal (external) - Q16.1
  • Absence of eustachian tube - Q16.2
  • Congenital malformation of ear ossicles - Q16.3
  • Other congenital malformations of middle ear - Q16.4
  • Congenital malformation of inner ear - Q16.5
  • Congenital malformation of ear causing impairment of hearing, unspecified - Q16.9
  • Accessory auricle - Q17.0
  • Macrotia - Q17.1
  • Microtia - Q17.2
  • Other misshapen ear - Q17.3
  • Misplaced ear - Q17.4
  • Prominent ear - Q17.5
  • Other specified congenital malformations of ear - Q17.8
  • Congenital malformation of ear, unspecified - Q17.9
  • Sinus, fistula and cyst of branchial cleft - Q18.0
  • Preauricular sinus and cyst - Q18.1