Upper respiratory tract infection is a common problem in children. All of the following anesthetic complications can occur in children with respiratory infections except?

Anaesthesia

Upper respiratory tract infection is a common problem in children. All of the following anesthetic complications can occur in children with respiratory infections except?

Allergy in immediate perioperative period is due to:

All of the following are true about lumbar puncture except:

Which of these is most commonly used as pre-anesthetic medication?