Stroke
- Other notes

Differential diagnosis of acute stroke

• Hypoglycaemia
• Post-ictal paralysis (Todd paralysis)
• Bell palsy
• Hypertensive encephalopathy
• Epidural/subdural haematoma
• Brain tumour/abscess
• Complicated migraine
• Meningitis/encephalitis
• Diabetic ketoacidosis
• Hyperosmotic coma
• Wernicke's encephalopathy
• Labyrinthitis
• Meniere's disease
• Demyelinating disease (multiple sclerosis)
• Drug toxicity (lithium, phenytoin, carbamazepine)

Sickle cell disease

Stroke occurs by age 20 in over 10% patients with sick cell anemia and is the most common cause of ischaemic stroke in children.