Sagittal Sinus Thrombosis

**Definition:** Formation or presence of a blood clot (THROMBUS) in the SUPERIOR SAGITTAL SINUS or the inferior sagittal sinus. Sagittal sinus thrombosis can result from infections, hematological disorders, CRANIOCEREBRAL TRAUMA; and NEUROSURGICAL PROCEDURES. Clinical features are primarily related to the increased intracranial pressure causing HEADACHE; NAUSEA; and VOMITING. Severe cases can evolve to SEIZURES or COMA.

**Tree numbers:** - C10.228.140.300.525.425.500.750 - C14.907.253.566.350.500.750 - C14.907.355.590.213.350.500.750

**Synonyms:** - Thrombosis, Sagittal Sinus