straight sinus


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straight sinus

[′strāt ¦sī·nəs]
(anatomy)
A sinus of the dura mater running from the inferior sagittal sinus along the junction of the falx cerebri and tentorium to the transverse sinus.
References in periodicals archive ?
Deep Cerebral Veins and Straight Sinus have Low Signal Intensity on SWI (Susceptibility Weighted Image)
We presented a case of meningococcal meningitis with thrombosis of the straight sinus. The patient was managed with antibiotic therapy and made a complete recovery.
These scans demonstrate dense clot sign which show a dark area (yellow arrows) where the infarct of the left thalamus is located due to thrombosis of internal cerebral veins and straight sinus (red arrows).
Cerebral artery MR angiography, bilateral carotis arteries, anterior cerebral artery, pericallosal artery and mid cerebral artery, Willis Polygon arterial structures, basilar artery, and arteria cerebri posterior branches were normal; no aneurysm, malformation or displacement were detected; venous MR angiography revealed a slightly weakened right transverse sinus calibration (variation) and normal sagittal sinus, straight sinus, left transverse and sigmoid sinus alignments and calibrations.
The patient underwent computed tomography (CT) scan of the head, which showed obstructive hydrocephalus and an aneurysmally dilated vein of Galen, a stenotic straight sinus, and a distended torcular Herophili.