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What is intradecidual sign

Intradecidual sac sign (IDSS) is a useful feature in identifying an early intrauterine pregnancy (IUP) as early as 25 days of gestation 1. The threshold level (earliest one can see the sign) is 24 days of gestation and the discriminatory level (one should always see the sac) is One of the problems with sonography of the early pregnancy is the inability to clearly determine if the gestation sac is intrauterine or extrauterine (ectopic) in nature. This task is even more complicated by the controversies arising from whether the “sac” seen is a true sac. OBJECTIVE. Our aim was to determine the accuracy of the intradecidual sign for the diagnosis of intrauterine pregnancy and the exclusion of ectopic pregnancy.

Intradecidual sign: a US criterion of early intrauterine pregnancy. Yeh HC, Goodman JD, Carr L, Rabinowitz JG. The uterine cavity appears on sonograms as a. AJR Am J Roentgenol. Sep;(3) The intradecidual sign: is it reliable for diagnosis of early intrauterine pregnancy? Chiang G(1), Levine D, Swire. PURPOSE: To determine if the intradecidual sign at sonography is effective in the diagnosis of early intrauterine pregnancy. MATERIALS AND METHODS: In.

To assess the interobserver agreement, frequency of occurrence, and prognostic importance of the double sac sign (DSS), intradecidual sign. sac can be seen. The implantation site can also be located by means of the intradecidual sign. In a study of 36 patients with early intrauterine pregnancy and five. Objective: Our aim was to determine the accuracy of the intradecidual sign for the diagnosis of intrauterine pregnancy and the exclusion of ectopic pregnancy.

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