Interventions : in addition to clinical evaluation, a standard ultrasonographic examination of the scrotum was performed using a linear array transducer operating at a frequency of 8.0 mhz ( acuson sequoia 512 ) 此外:作為附加的臨床評(píng)估需要,一個(gè)標(biāo)準(zhǔn)的超聲波記錄將測(cè)試小弟弟,用8m赫茲的頻率通過傳感器測(cè)試。