Signs of cerebral thrombosis include slurred speech, blurred vision, short-term confusion or convulsions, and in some cases, severe headache and vomiting. To determine whether there are signs of cerebral thrombosis, you can observe whether the following symptoms are present. 1. Unsteady walking: falling down easily or fainting for a short period of time. 2. Blindness or tinnitus: Transient darkness or even blindness in one eye, even accompanied by tinnitus in one ear. 3. Numbness and weakness of limbs: unilateral numbness and weakness of limbs, sudden dropping of things on the ground, or inability to lift legs. 4. Speech disorders: transient speech disorders, impaired communication, and even choking and coughing. 5. Blurred consciousness: the phenomenon of confusion. If any signs or symptoms of cerebral thrombosis are found or suspected, seek medical attention immediately and go to the hospital for further examination. It is important to diagnose under the guidance of the doctor so as not to affect the condition.