lateral sinus


Also found in: Dictionary, Thesaurus, Encyclopedia.

trans·verse si·nus

[TA]
a paired dural venous sinus that drains the confluence of sinuses, running along the occipital attachment of the tentorium cerebelli and terminating in the sigmoid sinus.
Synonym(s): sinus transversus [TA], lateral sinus

lateral sinus

Either of two large venous sinuses in the inner side of the skull passing near the mastoid antrum and emptying into the jugular vein.
See also: sinus
References in periodicals archive ?
In Britain, only six cases of lateral sinus thrombosis and one case of Bezold's abscess have been reported in the literature in the last decade of the 20th century [13].
However, detailed evaluation was performed when his general condition deteriorated and he had nausea and vomiting after 24 hours of treatment, and the diagnosis was meningitis and lateral sinus thrombophlebitis.
In this study the most common places of thrombosis were superior sagittal sinus (71.4%) and right lateral sinus (57.1%); this is totally analogous with the results of studies conducted in Namazi Hospital in shiraz and Brazil.11,13 In performed study in the United States the most involved places were lateral and sigmoid sinuses.2
The authors have used the Low Window Sinus Lift technique in more than 50 lateral sinus augmentations performed over the past four years.
Otogenic lateral sinus thrombosis (LST) is a rare and serious intracranial complication of acute or chronic otitis media.
Some patients may develop life threatening complications like lateral sinus thrombosis or brain abscess also.
Various complications can occur, these are meningitis, brain abscess, extradural abscess, subdural abscess, lateral sinus thrombophlebitis and otitic hydrocephalus (4).Infection from the tympanomastoid can spread through direct bone erosion, septic embolization, normal anatomic pathways and preformed pathways.
(1-3) However, access to the lateral sinus wall can be achieved via an endoscopic trans-sphenoid approach with excellent outcomes, as demonstrated in our case.
When paradoxically curved, the convexity is directed laterally, toward the lateral sinus wall (Figure 3).
Presentation, treatment, and clinical course of otogenic lateral sinus thrombosis.
Nonseptic lateral sinus thrombosis differs from septic lateral sinus thrombosis in that it is not associated with ear or sinus infection.