Refractive Surgeries for Myopia: LASIK, PRK, SMILE & Phakic IOLs | Ophthalmology MBBS | MedLive

Refractive Surgeries for Myopia: LASIK, PRK, SMILE & Phakic IOLs | Ophthalmology MBBS | MedLive

by Dr. Priyanka Sachdev

Life & Natural Systems Medicine & Health MMedicine and NursingMJQOphthalmology
🎙 Dr. Priyanka Sachdev 👥 251K 📅 December 6, 2025 ⏱ 76 min 👁 4K 📄 tutorial 🧭 2026-08-13
Available in: English (current) Français

Keywords

refractive surgerymyopiaLASIKPRKSMILE

Summary

This video is a detailed lecture on refractive surgeries for myopia, presented by Dr. Priyanka Sachdev for medical students. It begins with a brief introduction to the ‘3rd Prof Buster 1.0’ course, then reviews the basics of refractive errors and the principle that myopia results from increased refractive power. The core content covers nine surgical options for myopia, divided into corneal-based (RK, PRK, LASIK, SMILE, ICR, orthokeratology) and lens-based (refractive lens exchange, phakic IOLs) procedures. For each surgery, the lecturer explains the underlying principle, steps, and expected outcomes, using diagrams and animations. The emphasis is on understanding the goal of increasing the radius of curvature to reduce refractive power. The lecture is interactive, with frequent checks for student understanding, and includes exam-oriented tips and mnemonics. The video is a free demo from a paid course, so it also serves as a promotional tool.

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Critical Evaluation

Value of the Information & Strength of the Argument

The video provides a comprehensive overview of refractive surgeries, emphasizing the underlying optical principles. The argumentation is clear and logical, starting with the pathophysiology of myopia and then systematically explaining how each surgical technique addresses the problem. The lecturer uses analogies and simple diagrams to make complex concepts accessible. However, the content is presented in a simplified manner for exam preparation, and some nuances of surgical techniques may be omitted. The value lies in its educational clarity and focus on high-yield points for medical exams.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is moderate: the lecturer is a medical professional, and the content aligns with established ophthalmic knowledge. The description includes links to reputable sources like NCBI, AAO, and Mayo Clinic, which support the information presented. However, the video is primarily a tutorial, and the sources are not cited within the lecture itself. The title accurately reflects the content, though the video covers more than just LASIK, PRK, SMILE, and Phakic IOLs. No comments were provided for analysis.

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Title / Content Match

The title accurately reflects the content, which covers LASIK, PRK, SMILE, and Phakic IOLs for myopia, though the video also discusses other procedures like RK and ICR.

Quality & Reliability

7/10

The lecture is delivered by an ophthalmologist (Dr. Priyanka Sachdev) and covers established refractive surgery techniques. It includes references to reputable sources (NCBI, AAO, EyeWiki, Mayo Clinic) in the description. However, the video is primarily educational for medical students, and the content is presented in a simplified manner with some personal innovations in diagrams. No original research is presented, and the accuracy of specific claims is not independently verified.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

  • NCBI — Referenced in description for surgical steps and complications
  • American Academy of Ophthalmology (AAO) — Referenced in description for preoperative evaluation
  • EyeWiki — Referenced in description for contraindications
  • Mayo Clinic — Referenced in description for visual outcomes and recovery

Concurring Sources

  • NCBI — Supports the surgical steps and complications discussed
  • AAO — Supports the preoperative evaluation criteria

Contribution & Novelties

The video offers a structured, exam-oriented approach to refractive surgeries, with simplified diagrams and mnemonics. It emphasizes the underlying optical principle (increasing radius of curvature) to unify the understanding of various procedures. This pedagogical approach is valuable for medical students.

Pour aller plus loin :

  • LASIK surgery - Mayo Clinic — Overview of LASIK procedure and considerations.
  • SMILE (Small Incision Lenticule Extraction) - EyeWiki — Detailed description of SMILE technique.
  • Phakic intraocular lenses - PubMed — Review of phakic IOLs for myopia correction.

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Radar Profile

The radar profile shows high scores in information quantity and quality, with moderate technical depth and reliability. This indicates a comprehensive educational resource, though not highly technical or research-oriented.

Reliability 7/10