Dural venous sinuses
📚 Exam-style questions
- A patient sustains head trauma to the vertex with a depressed skull fracture. Which intracranial structure is most likely to be damaged?
- [[Superior sagittal sinus::The superior sagittal sinus is a large venous channel running along the midline, directly under the skull at the vertex, making it susceptible to injury in midline trauma.]]
- Inferior sagittal sinus
- Transverse sinus
- Inferior sagittal sinus
- Confluence of sinuses
- Infection from a mastoid abscess can spread to which of the following structures?
- Internal carotid artery
- Inner ear
- Occipital sinus
- [[Sigmoid sinus::The sigmoid sinus lies in close relation to the mastoid air cells. Infection from a mastoid abscess may spread here, causing lateral sinus thrombosis, a recognised complication of untreated mastoiditis.]]
- Facial nerve