Q44.6 Cystic disease of liver

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis. Exempt from present-on-admission (POA) reporting.

Applicable to

• Fibrocystic disease of liver

MS-DRG index

Defines the logic of DRG(s) 441-443 in MDC 07.

Approximate ICD-9-CM (GEMs)

• 751.62 Congenital cystic disease of liver

Code annotations containing back-references to Q44.6

Back-references to Q44.6

• Type 2 Excludes: K76 Other diseases of liver ("cystic disease of liver (congenital) (Q44.6)")

Diagnosis Index entries for Q44.6

• Cyst (colloid) (mucous) (simple) (retention) › congenital NEC › liver
• Cyst (colloid) (mucous) (simple) (retention) › liver (idiopathic) (simple) › congenital
• Cystic › liver, congenital
• Degeneration, degenerative › liver (diffuse) NEC › cystic › congenital
• Disease, diseased › cystic › liver, congenital
• Disease, diseased › liver (chronic) (organic) › cystic, congenital
• Disease, diseased › liver (chronic) (organic) › fibrocystic (congenital)
• Disease, diseased › liver (chronic) (organic) › polycystic (congenital)
• Disease, diseased › polycystic › liver or hepatic
• Fibrocystic › disease › liver
• Polycystic (disease) › liver

Nearby codes

• Q44.1 Other congenital malformations of gallbladder
• Q44.2 Atresia of bile ducts
• Q44.3 Congenital stenosis and stricture of bile ducts
• Q44.4 Choledochal cyst
• Q44.5 Other congenital malformations of bile ducts
• Q44.6 Cystic disease of liver (this code)
• Q44.7 Other congenital malformations of liver
• Q44.70 Other congenital malformation of liver, unspecified
• Q44.71 Alagille syndrome
• Q44.79 Other congenital malformations of liver