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Creutzfeldt-Jakob disease (CJD) is a rare and fatal condition that affects the brain.
More information on Cjd is available here.
If you are worried about this condition you can try our free AI Symptom Checker here
Severe head injuries require immediate medical attention because there's a risk of serious brain damage.
More information on Major Head Injury is available here.
Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.