Safety and efficacy of fentanyl versus pethidine in cataract surgery under propofol- based sedation: A double-blind randomized controlled clinical trial.

Based on epidemiological data, it affects more than 20 million people.[ 1 ] Its surgery is also considered as the most common surgical procedure of ophthalmology practice.[ 2 ] Considering the increasing trend of life expectancy, it is assumed that the rate of cataract surgery would have an increasing trend in the world.[ 2 , 3 ] Phacoemulsification is the most commonly used minimally invasive cataract surgery procedure, which has become a routine cataract extraction technique in all developed and most developing countries.[ 4 ] In addition, considering that most of the patients are elderly cases with other concomitant diseases such as cardiovascular or respiratory disorders, they need a higher dose of analgesics.[ 5 ] Thus, appropriate pain control is considered the most important care for this group of patients.

also in 63,971 other papers