OBJECTIVE To investigate the risk factors, clinical presentation, neuroimaging features, treatment, and prognosis of patients with cerebral venous sinus thrombosis (CVST). METHODS We retrospectively analyzed the data of 19 patients with a diagnosis of CVST admitted to Beijing Chao-Yang Hospital affiliated to Capital Medical University, Beijing, China between January 2010 and December 2013. ...

A 57-year-old woman presented with a dural arteriovenous fistula (AVF) involving the superior sagittal sinus (SSS) based upon serial radiological examinations. Her chief complaints were headache and vomiting. Cerebral angiography and magnetic resonance (MR) venography revealed the sinus thrombosis involving the SSS, the bilateral transverse sinuses (TSs), and the right sigmoid sinus. Her sympto...

A 25-year-o ld woman was admitted with a 20 year history of pulsatile tinnitus. She had been aware of " buzzing " in her right ear since she was a ch ild. There was no history of otalgia, hearing loss, nor ear discharge. Th e physical examination revealed a blue hypotympanic mass medial to an intact right tympanic membrane. Increasing the air pressure in the external canal failed to cause a bla...

BACKGROUND Inflammatory myofibroblastic tumor (IMT) and some types of immunoglobulin (Ig) G4-related disease are often involved in the spectrum of inflammatory pseudotumor (IPT) and the concept of IgG4-related IPT/IMT has recently been proposed. METHODS A 38-year-old man complained of initial symptoms of blurred vision and headache. RESULTS A tumor was found in the right mastoid, which caus...

Arteriovenous malformations or fistulae shunting arterial blood from branches of the external and internal carotid and vertebral arteries into the transverse-sigmoid sinus may produce different clinical syndromes. The literature is reviewed with 96 patients including six personal cases. Usually these malformations have a congenital origin and only in 4% of the series was there a previous histor...

Actinomyces is a rare pathogen that can be the cause of infections in the digestive and urinary tracts, skin, genitalia, and lungs, which generally have an indolent clinical course. However, in some cases these can be locally destructive and become generalized infections. Actinomyces has been previously implicated in infections of the middle ear, nasopharynx, and sinuses, occasionally causing c...

We describe the neuroradiologic findings in a 7-year-old boy with anomalous intracranial venous drainage and cerebral calcification. CT scans demonstrated that his scalp mass was a plexus of scalp veins filled through the emissary foramen, and there were cerebral calcifications. Angiography revealed bilateral sigmoid sinus atresia with most of the intracranial venous drainage via the prominent ...

Pulsatile tinnitus usually means a turbulent flow within the vessels. We describe a 54-year-old man with a disabling objective pulsatile tinnitus due to a diverticulum of the sigmoid sinus toward the ipsilateral mastoid. We performed a surgical intervention via the endovascular route using coils to obliterate the diverticulum and a stent to avoid coil migration . The patient had a complete and ...

Acute mastoiditis, an infectious inflammatory process in the temporal bone, is an uncommon complication of otitis media. Here we describe a fatal case of mastoiditis complicated by thrombosis of the sigmoid sinus and intracerebral abscess caused by an unusual pathogen (Nocardia asteroides) in a person with HIV infection. Sulfonamides have remained the first-line agents for the management of Noc...

Septic internal jugular vein-sigmoid sinus thrombosis (IJV-SST) associated with a malpositioned central venous catheter is a rare condition. It is potentially life-threatening and necessitates early diagnosis and rapid administration of appropriate medications. Unfortunately, it is difficult to diagnose due to vague clinical presentations. Several studies such as CT, MRI, and cerebral angiograp...