Certified Surgical Technologist (CST) Practice Exam

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Study for the Certified Surgical Technologist Exam. Prepare with multiple choice questions, hints, and explanations. Enhance your understanding and boost your confidence for acing the exam!

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What type of laser is best used during a vitrectomy?

Carbon dioxide
Nd:YAG
Excimer
Argon

The correct answer is: Argon

During a vitrectomy, the Argon laser is commonly used because of its effectiveness in coagulating and controlling bleeding in the retina and vitreous humor. The Argon laser produces a continuous beam of light that can be finely tuned to target specific tissues without significantly affecting surrounding areas. This precision is critical in a delicate procedure like vitrectomy, where maintaining the integrity of nearby structures is essential. This type of laser is particularly beneficial for procedures requiring hemostasis or retinal photocoagulation. Its ability to penetrate tissues and create controlled thermal changes allows surgeons to effectively treat conditions like retinal tears and diabetic retinopathy, making it a vital tool in ophthalmic surgeries. Other lasers, while useful in different contexts, do not offer the same level of precision and effectiveness for the specific needs of vitrectomy.