Prospective study of 48 cases diagnosed and surgery therapy of mixed parotid tumor in Oncology Unit of Thanh Nhan Hospital from 2007-2011, the author recorded as follows: mean age was 49 :t 10; rating of men/female 1.28; average disease duration 20.6 months; tumors that located at anterior of the ear were the main reason for hospitalized patients 83.3 percent; tumor on the right and left side were equal; most tumors were in superficial lobe (83.2 percent); most tumor diameter were 4 cm or less (87.5 percent). The diagnosis is based on clinical, ultrasound, CT and MRI; diagnosis before surgery based on fine needle aspiration (FNA). Mostly tumor in the superficial lobe have operated quite easy; some cases got surgical removal of both lobes, preserved nerves VII, some cases with large tumors had reconstruction to fill up major defects after tumorectomy. Results of surgical treatment: good 93.7 percent, average 6.3 percent, with no surgical complications.
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