Question: Which ICD9 codes should I report for atrial septal aneurysm?
California Subscriber
Answer: The proper ICD9 414.10 (Aneurysm of heart [wall]).
An atrial septal aneurysm involves bulging in the wall between the atria.
Term tip: You might also see it called aneurysm of septum secundum or aneurysm of septum primum.
-- You Be the Coder and Reader Questions prepared with the assistance of Jim Collins, CCC, CPC, ACS-CA, CHCC, president of www.CardiologyCoder.Com.