Published by Commons Clinic. [Web version](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/) 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. Knee # Partial or total knee replacement: questions that clarify the choice The choice depends on which parts of your knee are affected and whether the remaining joint can support the result. Published by Commons Clinic · Updated October 20, 2026 · 4 min read [Questions to ask ↓](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#consultation-questions) [Patient experiences ↓](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#patient-experiences) In this guide 1. [Locate the arthritis before comparing operations](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-1) 2. [Understand what preserving tissue may offer](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-2) 3. [Discuss the future as well as the first few weeks](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-3) 4. [Know what could change during surgery](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-4) 5. [Compare recovery against the tasks you need](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-5) 6. [Explore our knee preservation and replacement care](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-6) 7. [Ask how the unaffected compartments were assessed](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-7) 8. [Compare the first recovery with the longer view](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#guide-section-8) [Go to your consultation questions ↓](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/#consultation-questions) ## Locate the arthritis before comparing operations The knee has inner, outer and kneecap compartments. Partial replacement resurfaces a selected compartment; total replacement addresses the joint more broadly. Ask the surgeon to show which areas are damaged and which appear healthy on your images and examination. Pain location helps the discussion, but it does not establish candidacy by itself. The condition of the ligaments, alignment and stiffness also matter. Ask what finding most strongly supports the recommended operation and whether another compartment is likely to explain symptoms that replacement of one area would leave behind. Sources: [AAOS OrthoInfo: Unicompartmental Knee Replacement](https://www.orthoinfo.org/treatment/unicompartmental-knee-replacement/) ## Understand what preserving tissue may offer Partial replacement can preserve more of the knee’s own structures and may offer advantages in early recovery for suitable patients. Those possibilities depend on selection; a smaller operation is not automatically the right operation. Ask what benefit you might notice in walking, motion or the feel of the joint, and how certain that expectation is for your knee. If total replacement is recommended, ask which feature makes a partial replacement less suitable. A clear answer should refer to your knee rather than a general preference for one procedure. Sources: [AAHKS: Full vs Partial Knee Replacement](https://hipkneeinfo.org/knee-care/full-vs-partial-knee-replacement-whats-the-difference/) ## Discuss the future as well as the first few weeks Arthritis can progress in compartments that have not been replaced. A partial replacement may later need conversion to a total replacement, and that possibility belongs in the initial conversation. Total replacement has its own risks and limitations too. Ask how the surgeon weighs early recovery against future procedures in someone with your age, activity demands and pattern of disease. Request an explanation of uncertainty rather than a guarantee about how many years an implant will last. Ask what follow-up looks like when the knee is doing well. Sources: [AAHKS: Full vs Partial Knee Replacement](https://hipkneeinfo.org/knee-care/full-vs-partial-knee-replacement-whats-the-difference/) ## Know what could change during surgery Sometimes the final view of cartilage or ligament function changes a plan. Ask whether conversion from a planned partial to total replacement is a possibility, which findings would trigger it and how consent covers that choice. If computer assistance or robotics is proposed, ask what it contributes to planning or execution and what decisions still depend on the surgeon. Clarify whether the technology changes cost, preparation or follow-up. This keeps the conversation focused on a clinical benefit rather than a label on the procedure. ## Compare recovery against the tasks you need Ask for separate expectations for walking, stairs, driving, desk work and a standing shift. Discuss kneeling, hiking or recreational sport directly rather than assuming “normal activity” includes all of them. Neither option should be presented as a promise of unrestricted high-impact sport. Before choosing a date, explain therapy access, home layout, help available and any prior difficulty recovering from surgery. Ask who coordinates your medical preparation and how the team handles persistent pain or stiffness. A manageable plan matters whether the operation replaces one compartment or more. Sources: [AAHKS: Full vs Partial Knee Replacement](https://hipkneeinfo.org/knee-care/full-vs-partial-knee-replacement-whats-the-difference/) ## Explore our knee preservation and replacement care At Commons Clinic, Dr. Prem Ramkumar’s practice includes partial and total knee replacement, arthroscopy and other knee procedures. His provider page describes his hip and knee focus. The reviews below offer patient accounts of communication and care; use your consultation to compare the specific benefits and tradeoffs for your knee. ## Ask how the unaffected compartments were assessed HSS explains that a partial replacement treats one compartment while leaving other joint surfaces and supporting structures intact. Its potential value depends on whether the rest of the knee can support that choice. Ask what your images and examination show in all three compartments, rather than focusing only on the most painful side. If the surgeon recommends a total replacement, ask which finding makes a partial option less suitable. If a partial procedure is planned, ask whether findings during surgery could change the recommendation. Understanding that possibility beforehand makes the consent discussion more useful and helps you compare opinions on the same basis. Sources: [Partial Knee Replacement](https://www.hss.edu/health-library/conditions-and-treatments/partial-knee-replacement) ## Compare the first recovery with the longer view Cleveland Clinic explains that a partial replacement leaves healthy joint surfaces intact and that some patients later need a total replacement if arthritis affects other compartments. Ask how that possibility fits the condition of your knee now, without assuming a later operation is inevitable. Include the practical first weeks in the comparison: walking support, stairs, therapy and the demands of your work. Ask which expectations are based on the proposed operation and which depend on your health and function beforehand. A decision that considers both early recovery and possible later treatment is easier to weigh against your priorities. Sources: [Partial Knee Replacement](https://my.clevelandclinic.org/health/treatments/14599--partial-knee-replacement) Make the most of your visit ## Questions to bring to your consultation Choose the questions that matter most to you. Bring them along, and ask us to explain anything that is unclear. - Which compartments are damaged, and which remain healthy? - How do my ligaments, alignment and motion affect candidacy? - What makes partial or total replacement a better fit for me? - How do early recovery benefits compare with later revision risk? - Could the plan change during surgery, and why? - What does computer assistance add to the operation? - What should I expect for kneeling, work and recreation? - How will follow-up monitor the rest of the knee and the implant? - What do you see in the two compartments that would remain after a partial replacement? - Could findings during surgery change the plan, and how would you handle that? - What would further arthritis elsewhere in the knee mean for future treatment? ## Sources & further reading - [AAOS OrthoInfo: Unicompartmental Knee Replacement](https://www.orthoinfo.org/treatment/unicompartmental-knee-replacement/) - [AAHKS: Full vs Partial Knee Replacement](https://hipkneeinfo.org/knee-care/full-vs-partial-knee-replacement-whats-the-difference/) - [Partial Knee Replacement](https://www.hss.edu/health-library/conditions-and-treatments/partial-knee-replacement) Hospital for Special Surgery · Updated February 2, 2022 - [Partial Knee Replacement](https://my.clevelandclinic.org/health/treatments/14599--partial-knee-replacement) Cleveland Clinic · Updated November 3, 2023 We use these medical sources to help explain your options and prepare you for a conversation with our team. Our guides feature our own clinicians; patient reviews describe individual experiences. [Read as Markdown](https://commonsclinicreviews.com/articles/partial-or-total-knee-replacement/index.md) Meet our team ## People behind your care. [**Prem N. Ramkumar, MD, MBA** Orthopedic Surgeon, Joints & Sports Medicine](https://commonsclinicreviews.com/physicians/prem-n-ramkumar-md-mba/) [More about Prem N. Ramkumar ↗](https://commonsclinic.com/physicians/prem-n-ramkumar-md-mba/) Explore our clinicians, then talk with us about your symptoms, goals, and the care you need. Patient experiences ## Experiences, *in their words.* Hear from patients about our clinicians, the conversations they had, and the support they received. Excerpt > He responds to emails very quickly and answers all questions. M. Lewis Rating: 5/5 · Source: Google · Date: July 30, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/109497909242854238610/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA On the care experience: The reviewer describes responsiveness during total-knee care; this is not evidence about partial replacement outcomes. Excerpt > I had a full knee replacement six weeks ago and I am cleared for full activity already! K. Murphy Rating: 5/5 · Source: Google · Date: July 6, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/110862937278534940255/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA On knee replacement. Excerpt > In October 2025, Dr Ramkumar preformed my complete knee replacement and did an amazing job. T. Buono Rating: 5/5 · Source: Google · Date: June 5, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/104239174272650043429/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA On knee replacement. Excerpt > Dr. Ramkumar was the first and only one of the three to tell me that a partial knee replacement was even an option. P. Skoll Rating: 5/5 · Source: Google · Date: April 26, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/105270798029600343203/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA On partial knee. Excerpt > Until seeing Dr. Ramkumar I had no idea that partial knee replacements were even available. S. Sheehey Rating: 5/5 · Source: Google · Date: March 23, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/109936829609481794031/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA On partial knee. Excerpt > Two years ago, I had a partial knee replacement by Dr. Ramkumar. R. Kraus Rating: 5/5 · Source: Google · Date: March 19, 2026 [Reviewer’s Google activity](https://www.google.com/maps/contrib/111876461114523330427/place/ChIJN5abTJkz3YARYFiCkifHPjw) Source link type: reviewer place Attributed clinician: Prem N. Ramkumar, MD, MBA On partial knee. Keep exploring ## Your next *good question.* More guidance to help you understand your options and plan your next step. 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/) Meet the clinicians ## Explore your *next conversation.* [![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/) ## 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.