Anesthesiology and Intensive Care

Do not ignore physical examination of your patient. It's interesting. For example, today's case: about 70 years old male, CABG procedure. What symptom do you see? Answer is under the spoiler ) ANSWER : Arcus senilis (or arcus senilis corneae) is a white, grey, or blue opaque ring in the corneal margin (peripheral corneal opacity), or white ring in front of the periphery of the iris. It is present at birth but then fades; however, it is quite commonly present in the elderly. It can also appear earlier in life as a result of hypercholesterolemia So it is sign of diffuse atherosclerosis .

    A man is scheduled for elective noncardiac surgery. He reports collapsing due to a severe allergic reaction under anaesthesia in the past, but he is unsure which agent was the reason. There are no notes available.    Which of the following should you avoid as the most likely causative agent? (answer is at the bottom)        A. Antibiotics B. Rocuronium C. Propofol D. Ketamine E. Midazolam