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Q25.46

Billable

Tortuous aortic arch

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A birth defect where the aorta has an abnormally twisted or winding course instead of its normal straight path.

Coding Tips

  • •Document whether this is an isolated finding or part of a syndrome (such as Turner syndrome)
  • •Confirm the diagnosis through imaging studies and note any hemodynamic significance

Code Hierarchy

└Q25Congenital malformations of great arteries└Q25.4Other congenital malformations of aorta└Q25.46Tortuous aortic arch
└Q25.46Tortuous aortic arch

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