CHATSWORTH, Calif.--(BUSINESS WIRE)--North American Scientific, Inc. (Nasdaq:NASI) today announced financial results for its fiscal fourth quarter and fiscal year ended October 31, 2007. For the fourth quarter of fiscal 2007, the Company reported revenues from continuing operations of approximately $4.2 million, a 25% increase over the fourth quarter of the prior year, and a net loss of $3.9 million, or $0.13 per share, including $0.8 million related to the discontinued operations of the NOMOS® Radiation Oncology business. The fourth quarter loss represented a 36% decrease as compared to the net loss for the fourth quarter of the prior fiscal year, primarily due to a reduced loss relating to the discontinued NOMOS operations.