Kidney Stone Ultrasound False Positive. Sonography proved of equal value to i v. Yes a ct is better.
My ultrasound always shows kidney stone but ct scan said no stones. Ultrasound false positive for kidney stones. Expecting to be able to detect submillimeter calculi on sonography is fraught with danger and many false positive diagnoses may be made.
False positive and false negative sonographic findings were analysed in retrospect and the differential diagnosis discussed.
Urolithiasis refers to the presence of calculi anywhere along the course of the urinary tracts for the purpose of the article the terms urolithiasis nephrolithiasis and renal kidney stones are used interchangeably although some authors have slightly varying definitions of each. False positive and false negative sonographic findings were analysed in retrospect and the differential diagnosis discussed. The sensitivity of sonography for diagnosing small renal stones varies from 24 to 96. Helical ct has consistently been shown to have superior sensitivity 9 15 muscular pain due to mechanical injury is a.