inferior petrosal sinus

inferior petrosal sinus
inferior petrosal sinus n PETROSAL SINUS (b)

Medical dictionary. 2011.

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  • Inferior petrosal sinus — Infobox Vein Name = Inferior petrosal sinus Latin = sinus petrosus inferior GraySubject = 171 GrayPage = 659 Caption = Dural veins Caption2 = The sinuses at the base of the skull. (Inferior petrosal sinus visible at center, between superior… …   Wikipedia

  • inferior petrosal sinus sampling — (IPSS) a test for the cause of Cushing syndrome: catheters are inserted into the inferior petrosal sinuses and venous blood is withdrawn and analyzed for its levels of corticotropin; this is then compared with corticotropin levels in the patient… …   Medical dictionary

  • petrosal sinus — n either of two venous sinuses on each side of the base of the brain: a) a small superior sinus that connects the cavernous and transverse sinuses of the same side called also superior petrosal sinus b) a larger inferior sinus that is situated in …   Medical dictionary

  • Inferior petrosal sulcus — The inferior petrosal sulcus is the groove containing the inferior petrosal sinus.The inferior petrosal sulcus is formed by the junction of the petrous part of the temporal bone of the skull with the basilar part of the occipital bone. It begins… …   Wikipedia

  • inferior petrosal sulcus — sulcus for inferior petrosal sinus s. sinus petrosi inferioris …   Medical dictionary

  • groove for inferior petrosal sinus — sulcus sinus petrosi inferioris …   Medical dictionary

  • Superior petrosal sinus — Infobox Vein Name = Superior petrosal sinus Latin = sinus petrosus superior GraySubject = 171 GrayPage = 659 Caption = Dural veins Caption2 = The sinuses at the base of the skull. (Superior petrosal sinus visible at center left.) DrainsFrom =… …   Wikipedia

  • petrosal sinus — noun : any of four venous sinuses at the base of the brain: a. : a small superior sinus on each side that connects the cavernous and lateral sinuses of the same side b. : a larger inferior sinus on each side that extends from the end of the… …   Useful english dictionary

  • petrosal sinus inferior — s. petrosus inferior …   Medical dictionary

  • sinus petrosus inferior — [TA] inferior petrosal sinus: one of the sinuses of the dura mater, arising from the cavernous sinus and running along the line of the petrooccipital synchondrosis to the superior bulb of the internal jugular vein …   Medical dictionary

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