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Classification of AMS (Aneurysm of the Membranous Septum) types
| AMS TYPE | Characteristics |
|---|---|
| True | Is a congenital disease. Has regular contours and a wide base. |
| False | Is a congenital disease. Has irregular shape and a narrow base. |
| Pseudoaneurysm | Is an acquired disease occurring as a complication of myocardial infarction or of transaortic septal myotomy. |
