sinus rectus

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Related to sinus rectus: tentorial sinus
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Noun1.sinus rectus - an unpaired sinus of the dura mater
venous sinus, sinus - a wide channel containing blood; does not have the coating of an ordinary blood vessel
References in periodicals archive ?
The most frequently affected sinuses are the superior sagittal, transverse, sigmoid, cavernous and the sinus rectus, respectively.
In group 2, localizations of CVT were transverse sinus (n=17), transverse sinus and sigmoid sinus (n=3), superior sagittal sinus and transverse sinus (n=1), superior sagittal sinus and transverse sinus and sigmoid sinus (n=1), sigmoid sinus (n=1), sinus rectus (n=1), Trolard's vein (n=1), and superior sagittal sinus (n=1).
Filling defects were observed in the sinus rectus, both transverse and sigmoid sinuses and jugular vein tracing in his brain magnetic rezonans imaging (MRI) venography, and he was diagnosed with sinus vein thrombosis (Figure la, lb).