55 year old female a known case of thryotoxicosis in control posted for abdomino perineal resection during surgery there was sudden drop in B.P., and end tidal CO2 decreased from 40 to 10 mmHg. On auscultation there was a mill wheel murmur, what is the diagnosis –

Anaesthesia

55 year old female a known case of thryotoxicosis in control posted for abdomino perineal resection during surgery there was sudden drop in B.P., and end tidal CO2 decreased from 40 to 10 mmHg. On auscultation there was a mill wheel murmur, what is the diagnosis –

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?