Intraocular pressure is increased by which anaesthetic: (A) Ketamine, (B) Propofol, (C) N2O, (D) Isoflurane
Answer is A. Ketamine increases intra-ocular tension - Contraindicated in glaucoma & open eye surgery (Refer: stoelting's pharmacology and physiology in anaesthetic practice, 5th edition, pg no.294)