As with any surgical procedure there may be adverse outcomes or side effect.

Here you can view a list of possible side effects associated with migraine surgery.

• Discomfort at the injection sites
• Mild bruising or swelling lasting a few days.
• Temporary droopy upper eyelids from Botox® testing
• Temporary hair loss (rare)
• Temporary (and rarely permanent) numbness in the forehead and scalp
• Infection and/or bleeding
• Nasal whistling, crusting, occasional bleeding, numbness of the upper teeth
  (if septoplasty is done)
• Dryness inside the nose, if turbinectomy is done
• Change in brow appearance and movement
• No change in symptoms
• Worsening of symptoms
• Intense itching
• Short term neck stiffness
• Sinus Infection