Q64.4
Malformation of urachus
Billable FY2026 2025-10-01 → 2026-09-30
Instructional notes 3
Q64.4code
Inclusion terms
- Cyst of urachus
- Patent urachus
- Prolapse of urachus
Index entries leading here 10
- Cyst (colloid) (mucous) (simple) (retention)
- Anomaly, anomalous (congenital) (unspecified type) Q89.9
- urachus Q64.4
- Deformity Q89.9
- Fistula (cutaneous) L98.8
- urachus, congenital Q64.4
- Patent — see also Imperfect, closure
- urachus Q64.4
- Urachus — see also condition
- patent or persistent Q64.4
- Persistence, persistent (congenital)
- Prolapse, prolapsed
- urachus, congenital Q64.4
- Remnant
- urachus Q64.4
- Sinus — see also Fistula
- urachus Q64.4
Alongside this code 9 same parent — Q64
Q64.0 Epispadias Q64.1 Exstrophy of urinary bladder category Q64.2 Congenital posterior urethral valves Q64.3 Other atresia and stenosis of urethra and bladder neck category Q64.5 Congenital absence of bladder and urethra Q64.6 Congenital diverticulum of bladder Q64.7 Oth and unsp congenital malformations of bladder and urethra category Q64.8 Other specified congenital malformations of urinary system Q64.9 Congenital malformation of urinary system, unspecified
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.