Published by Commons Clinic. [Web version](https://commonsclinicreviews.com/specialties/knee/) Reviewer names are abbreviated. Patient reviews describe individual experiences. Review counts describe source records, not unique patients or clinical outcomes; the acquired snapshot may not include complete platform histories. Clinical education and patient accounts do not replace a consultation. Explore your care # Knee Understand the questions that matter, explore the relevant clinical focus, and read individual patient experiences with their sources. Knee ### [ACL injury: how to discuss surgery, rehabilitation and returning to sport](https://commonsclinicreviews.com/articles/acl-injury-surgery-or-rehabilitation/) Your knee’s stability, associated injuries and future demands should shape the ACL decision—and rehabilitation belongs in either pathway. [Read the guide](https://commonsclinicreviews.com/articles/acl-injury-surgery-or-rehabilitation/) Knee ### [Knee cartilage damage: what to ask about restoration options](https://commonsclinicreviews.com/articles/knee-cartilage-restoration-options/) A focal cartilage defect, a meniscus tear and widespread arthritis are different problems—and they need different conversations. [Read the guide](https://commonsclinicreviews.com/articles/knee-cartilage-restoration-options/) Knee ### [Knee replacement: what matters when choosing a physician?](https://commonsclinicreviews.com/articles/knee-replacement-decision/) Look for a recommendation that explains the likely benefit, acknowledges the limits and makes recovery workable for your life. [Read the guide](https://commonsclinicreviews.com/articles/knee-replacement-decision/) Knee ### [Meniscus tear: questions about therapy, repair, and partial removal](https://commonsclinicreviews.com/articles/meniscus-tear-treatment-questions/) The treatment choice depends on the tear, the rest of the knee and what is actually causing your symptoms. [Read the guide](https://commonsclinicreviews.com/articles/meniscus-tear-treatment-questions/) Knee ### [Pain after a knee replacement: preparing for a revision second opinion](https://commonsclinicreviews.com/articles/pain-after-joint-replacement-second-opinion/) A useful second opinion starts by identifying why the knee hurts before deciding whether another operation is likely to help. [Read the guide](https://commonsclinicreviews.com/articles/pain-after-joint-replacement-second-opinion/) Knee ### [Partial or total knee replacement: questions that clarify the choice](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/) The choice depends on which parts of your knee are affected and whether the remaining joint can support the result. [Read the guide](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/) Knee ### [Pain around the kneecap: what should a useful care plan include?](https://commonsclinicreviews.com/articles/patellofemoral-knee-pain/) Front-of-knee pain often needs a thoughtful movement and loading plan, not a rush to label every ache as damaged cartilage. [Read the guide](https://commonsclinicreviews.com/articles/patellofemoral-knee-pain/) Commons Clinic ## Meet the *clinicians.* [![Andrew Wassef, MD](https://commonsclinicreviews.com/assets/andrew-wassef-md.jpg)](https://commonsclinicreviews.com/physicians/andrew-wassef-md/) Orthopedic Surgeon, Joints ### [Andrew Wassef, MD](https://commonsclinicreviews.com/physicians/andrew-wassef-md/) Lakewood · Long Beach – Douglas Park [Meet Andrew Wassef](https://commonsclinicreviews.com/physicians/andrew-wassef-md/) [![Prem N. Ramkumar, MD, MBA](https://commonsclinicreviews.com/assets/prem-n-ramkumar-md-mba.jpg)](https://commonsclinicreviews.com/physicians/prem-n-ramkumar-md-mba/) Orthopedic Surgeon, Joints & Sports Medicine ### [Prem N. Ramkumar, MD, MBA](https://commonsclinicreviews.com/physicians/prem-n-ramkumar-md-mba/) Lakewood · Long Beach – Douglas Park [Meet Prem N. Ramkumar](https://commonsclinicreviews.com/physicians/prem-n-ramkumar-md-mba/) [![Allyson Estess, MD](https://commonsclinicreviews.com/assets/allyson-estess-m-d.jpg)](https://commonsclinicreviews.com/physicians/allyson-estess-md/) Orthopedic Surgeon, Sports Medicine ### [Allyson Estess, MD](https://commonsclinicreviews.com/physicians/allyson-estess-md/) Marina del Rey · Torrance · Long Beach – Bixby Knolls [Meet Allyson Estess](https://commonsclinicreviews.com/physicians/allyson-estess-md/) [![Christopher Combs, MD](https://commonsclinicreviews.com/assets/christopher-combs-md.jpg)](https://commonsclinicreviews.com/physicians/christopher-combs-md/) Orthopedic Surgeon, Joints & Sports Medicine ### [Christopher Combs, MD](https://commonsclinicreviews.com/physicians/christopher-combs-md/) Lakewood · Long Beach – Douglas Park [Meet Christopher Combs](https://commonsclinicreviews.com/physicians/christopher-combs-md/) [![Eric S. Millstein, MD](https://commonsclinicreviews.com/assets/eric-millstein.jpg)](https://commonsclinicreviews.com/physicians/eric-millstein/) Orthopedic Surgeon, Joints & Sports Medicine ### [Eric S. Millstein, MD](https://commonsclinicreviews.com/physicians/eric-millstein/) Santa Monica [Meet Eric S. Millstein](https://commonsclinicreviews.com/physicians/eric-millstein/) Patient voices ## Care experiences. *With their sources.* Selected accounts from relevant Commons source listings describe individual experiences. They do not establish procedure suitability or predict an outcome. Excerpt > I can’t say enough good things about Dr. Wassef. He takes time to listen and address any concerns of each patient. C. Thomas Rating: 5/5 · Source: Google · Date: August 12, 2025 [Reviewer’s Google activity](https://www.google.com/maps/contrib/116853333198599067596/place/ChIJqeNILuQy3YAR9WA5ym3pGLU) Source link type: reviewer place Attributed clinician: Andrew Wassef, MD Excerpt > Dr. Prem walked me through everything step by step, answered every question I had, and always made sure I understood what to expect. H. Collins Rating: 5/5 · Source: Google · Date: September 24, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/112169396605035631227/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA Excerpt > Dr.Estess takes her time to explain things and offers the best options for care. A. Godoy Rating: 5/5 · Source: Google · Date: September 11, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/101359851645784381487/place/ChIJnyoB9x5L3YAREV8eH7Wj8ZA) Source link type: reviewer place Attributed clinician: Allyson Estess, MD [Explore the acquired review snapshot →](https://commonsclinicreviews.com/reviews/) [Explore reviews by procedure and care experience →](https://commonsclinicreviews.com/review-topics/) ## Publisher & attribution Commons Clinic Reviews is operated by Commons Clinic. This website is not affiliated with, sponsored by, or endorsed by Google, Zocdoc, or Yelp. Google, Google Maps, and Google Business Profile are trademarks of Google LLC. Zocdoc and the Zocdoc logo are trademarks of Zocdoc, Inc. Yelp and the Yelp logo are registered trademarks of Yelp Inc. All third-party names and logos belong to their respective owners and identify the original review sources. © 2026 Commons Clinic. All rights reserved.