ICD-10-CM › Q00-QA1 › Q30-Q34 › Q34 Other congenital malformations of... › Q34.9
Congenital malformation of respiratory system, unspecified
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Congenital malformation of respiratory system, unspecified
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from Q34 Other congenital malformations of respiratory system
Excludes2 - not included here
- congenital central alveolar hypoventilation syndrome (G47.35)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Cleft
- Extra
- Fused
- Stump
- Patent
- Trifid
- Triple
- Window
- Aplasia
- Missing
- Aberrant
- Patulous
- Abnormity
- Asymmetry
- Dysplasia
- Additional
- Amputation
- Lobulation
- Nonclosure
- Nondescent
- Fold, folds
- Rudimentary
- Undescended
- Malformation
- Triplication
- Transposition
- Birth > defect
- Maldevelopment
- Disarticulation
- Septum, septate
- Union, abnormal
- Imperfect > fusion
- Vestige, vestigial
- Duplication, duplex
- Lesion > congenital
- Loss > organ or part
- Pervious, congenital
- Elongated, elongation
- Open, opening > false
- Termination > anomalous
Showing 40 of 108 index phrases.
Codes in the same group
| Code | Description | Status |
|---|---|---|
| Q34.0 | Anomaly of pleura | Valid |
| Q34.1 | Congenital cyst of mediastinum | Valid |
| Q34.8 | Other specified congenital malformations of respiratory system | Valid |