Abstract: An acoustic aneurysm detector is disclosed which is comprised of hydrophone sensors in contact with a patient for receiving sound emanating from the patient and converting the sound into responsive or related electrical signals, an electronic unit for converting the responsive electrical signals into processed electrical signals and a computer having software which is operatively associated with the electronic unit for receiving the processed electrical signals and for providing an indication of the frequency of the sound over a specified time range. An associated method is also disclosed.