brain injury
May cause
Requires a medical diagnosis
Immediate or delayed symptoms may include confusion, blurry vision, and concentration difficulty. Infants may cry persistently or be irritable.
People may experience:
Cognitive: amnesia, inability to speak or understand language, mental confusion, difficulty concentrating, difficulty thinking and understanding, inability to create new memories, or inability to recognize common things
Behavioral: abnormal laughing and crying, aggression, impulsivity, irritability, lack of restraint, or persistent repetition of words or actions
Whole body: blackout, dizziness, fainting, or fatigue
Mood: anger, anxiety, apathy, or loneliness
Eyes: dilated pupil, raccoon eyes, or unequal pupils
Gastrointestinal: nausea or vomiting
Speech: difficulty speaking or slurred speech
Visual: blurred vision or sensitivity to light
Also common: persistent headache, a temporary moment of clarity, balance disorder, bleeding, bone fracture, bruising, depression, loss of smell, nerve injury, post-traumatic seizure, ringing in the ears, sensitivity to sound, or stiff muscles~