https://www.selleckchem.com/pr....oducts/vps34-in1.htm
Rheumatoid vasculitis is a rare but devastating complication of rheumatoid arthritis, and vigilance for this condition must be maintained, especially in patients with long-standing, seropositive disease.Perioperative visual loss is a rare but severe complication after surgery in prone position. One of several mechanisms is direct ophthalmic compression. This can be avoided through optimal positioning and padding of the head, but position and integrity of the eyes need to be checked at regular intervals. We describe the use of a conven