IMATRON INC <IMAT> 4TH QTR LOSS Shr loss 16 cts vs loss seven cts Net loss 3,450,000 vs loss 1,508,000 Sales 56,000 vs 1,187,000 Avg shrs 22,568,000 vs 20,591,000 Year Shr loss 38 cts vs loss 29 cts Net loss 7,977,000 vs loss 6,005,000 Sales 3,699,000 vs 2,391,000 Avg shrs 21,111,000 vs 20,578,000