Knee

ACL injury: how to discuss surgery, rehabilitation and returning to sport

Your knee’s stability, associated injuries and future demands should shape the ACL decision—and rehabilitation belongs in either pathway.

Published by Commons Clinic · Updated October 20, 2026 · 5 min read

Describe what the knee can and cannot do

A torn ACL does not produce the same experience for everyone. Some people notice giving way during everyday movement; others mainly have difficulty with pivoting or cutting. Tell the clinician about swelling, motion, repeated instability and what you hope to return to.

The consultation should also assess the meniscus, cartilage and other ligaments. Ask which parts of the injury affect urgency, restrictions and the treatment recommendation. Bring the original MRI images if available, not only the written report.

Sources: AAOS OrthoInfo: ACL Injury—Does It Require Surgery?

Compare two complete care pathways

Structured rehabilitation can be an appropriate route for selected patients, particularly when instability and future demands allow it. Reconstruction may be recommended when instability, associated injury or demanding pivoting activities make it a better fit. Ask the clinician to explain the reasoning for your knee.

Compare what each route asks of you: therapy, activity changes, reassessment and the possibility of later surgery. If surgery is indicated, discuss timing rather than assuming that either immediate surgery or an indefinite delay suits everyone. The AAOS guideline considers associated injury and the risk of additional damage in that discussion.

Sources: AAOS OrthoInfo: ACL Injury—Does It Require Surgery? · AAOS Guideline Summary: Management of Anterior Cruciate Ligament Injuries

Ask how graft choices change the tradeoffs

ACL reconstruction commonly uses tendon tissue to replace the injured ligament. Tissue from your own body and donor tissue have different considerations. The surgeon should explain the proposed graft in relation to age, activity demands, existing injuries and the risks that matter to you.

Ask about discomfort at the harvest site, kneeling needs, strength recovery and the possibility of graft failure. If an additional procedure is recommended, ask what risk it addresses and how it affects rehabilitation. You do not need to choose a graft based on what a teammate received.

Sources: AAOS Guideline Summary: Management of Anterior Cruciate Ligament Injuries

Give the meniscus its own discussion

An accompanying meniscus injury may change both the operation and the early recovery. Ask whether repair is possible, what preserving tissue would involve and what cannot be known until surgery. Protection after a repair may differ from the plan after isolated ACL reconstruction.

Have the surgeon explain any decision that could change during the operation. Ask how the final procedure will be communicated to your therapist so that the written rehabilitation plan matches what actually happened. This is especially helpful when several teams or facilities are involved.

Sources: AAOS Guideline Summary: Management of Anterior Cruciate Ligament Injuries

Define readiness beyond a return date

Ask how strength, movement control, symptoms and confidence will be assessed before demanding activity. Returning to jogging, team training and competition are different decisions. A calendar estimate helps planning, but it does not replace a functional assessment.

Be candid about school, therapy access, employment and the pressure of a season. Ask who has the final clearance role, how information reaches your coach when you consent, and what happens if progress stalls. If the knee locks or a new injury causes a major change, contact the treating team rather than waiting for the next sport milestone.

Meet our knee and sports medicine team

Our sports medicine physicians include Dr. Allyson Estess, Dr. Eric Millstein, Dr. Prem Ramkumar and Dr. Christopher Combs. Their profiles describe their knee and arthroscopic practices; Dr. Estess, Dr. Millstein and Dr. Ramkumar also describe ACL reconstruction in their clinical information. The patient experiences below may help you assess how explanations and support feel throughout care. Bring your questions about the whole recovery, from the first decision through returning to the activity you enjoy.

Make graft choice part of the risk discussion

The AAOS ACL guideline considers age, activity and skeletal maturity, rather than treating every reconstruction as interchangeable. Its recommendations favor the patient’s own tissue over donor tissue particularly in young or active patients because graft failure matters to that group. This is a starting point for a personal discussion, not a rule that settles every graft choice.

Ask why the recommended graft fits your sport, previous injuries and growth status. Discuss the area from which tissue would be taken, the tradeoffs you may notice there and how another knee injury could change the operation and rehabilitation.

Sources: Management of Anterior Cruciate Ligament Injuries

Prepare for rehabilitation on either route

Mayo Clinic’s August 2026 review includes rehabilitation in nonsurgical treatment and before and after reconstruction. It also describes stability, activity demands and associated injuries as reasons treatment choices differ. Choosing rehabilitation first should therefore still produce a defined plan and follow-up.

Ask which movements or giving-way episodes would mean the current strategy is not meeting your needs. If you choose surgery, ask what strength and motion work should happen beforehand and who will coordinate it. Your decision should include access to therapy and the time required to complete it, alongside the procedure itself.

Sources: ACL injury: Diagnosis and treatment

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.

  • What instability have you found, and what does it mean for my goals?
  • Which other structures are injured?
  • What makes rehabilitation or reconstruction the better fit for me?
  • If surgery is recommended, how does timing affect my knee?
  • Why do you recommend this graft and any additional procedure?
  • Can the meniscus be preserved, and how would repair change restrictions?
  • What tests and criteria will guide training and competition?
  • How will the surgeon, therapist and sports team coordinate decisions?
  • How do my age, growth status and sport affect the graft recommendation?
  • What would count as an unsuccessful trial of rehabilitation for my knee?
  • What preparation should I complete before surgery, and who will check it?

Sources & further reading

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

Patient experiences

Experiences,
in their words.

Hear from patients about our clinicians, the conversations they had, and the support they received.

Excerpt

Dr. Prem walked me through everything step by step, answered every question I had, and always made sure I understood what to expect.
HC
Google
Reviewer’s Google activity

Prem N. Ramkumar, MD, MBA

On the care experience: The reviewer describes preparation and questions in an ACL/meniscus care experience.

Excerpt

He performed an ACL, menisci, hamstring graft surgery on my left knee 11 weeks ago.
CM
Google
Reviewer’s Google activity

Prem N. Ramkumar, MD, MBA

On ACL.

Excerpt

I had a ACL and MCL replacement.
DW
Google
Reviewer’s Google activity

Prem N. Ramkumar, MD, MBA

On ACL.

Excerpt

I had an ACL revision + meniscus repair with Dr. Ramkumar 7 months ago and had a great experience.
KK
Google
Reviewer’s Google activity

Prem N. Ramkumar, MD, MBA

On ACL.

Excerpt

Dr Millstein could not have been more helpful and precise discussing my options after an acl and meniscus tearing ski accident two weeks prior.
VG
Google
Reviewer’s Google activity

Eric S. Millstein, MD

On acl.

Excerpt

Long story short, I eventually tore the ACL completely, and came back to Dr. Combs, and he performed my ACL Reconstruction surgery.
AF
Google
Reviewer’s Google activity

Christopher Combs, MD

On ACL.

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