it may be hoped that earlier diagnosis and successful treatment will be reported more frequently in the next few years than it has in the past. Operation should be performed as soon as the diagnosis is established, because most patients succumb to cardiac failure at an early an early age. Although a successful operation was performed by Lewis and one by Vineberg in 1956, the collective review published in 1960 by Niwayama found a total of only five successful operations at the time.Medical Billing Training.makes you spend more time with patients and increase the quality of the care.