When you visit a doctor for a sprained ankle, they’ll examine the joint, determine how badly the ligaments are damaged, and create a treatment plan based on the severity. Most sprained ankles don’t need surgery or even a cast. The visit typically involves a physical exam, possibly an X-ray, and a plan that focuses on reducing swelling and getting you moving again safely.
The Physical Exam
Your doctor will start by looking at the ankle for swelling, bruising, and deformity, then gently press around the joint to pinpoint where the tenderness is. The location of pain tells them which ligaments are involved. Most ankle sprains affect the ligaments on the outside of the ankle, but your doctor will also check the inner side and the area where the two leg bones connect above the ankle to rule out less common injuries.
Next comes a hands-on stability check. The most common test is the anterior drawer test, where the doctor holds your lower leg steady with one hand and pulls your heel forward with the other. If the ankle shifts more than normal, it signals a torn ligament. They may also perform a tilt test, cupping your heel and gently turning the foot inward to see how much the ankle gaps open. These tests can be uncomfortable, but they only take a few seconds and give your doctor critical information about how loose the joint is.
Whether You’ll Need an X-Ray
Not every sprained ankle needs imaging. Doctors use a well-validated screening tool called the Ottawa Ankle Rules to decide. You’ll get an X-ray if you have any of the following: tenderness when pressing directly on either ankle bone (especially the back edge or tip), tenderness over the midfoot bones, or inability to walk at least four steps. If none of those apply, the chance of a fracture is very low and your doctor will likely skip the X-ray entirely.
An X-ray shows bones, not ligaments. If your doctor suspects something more complex, like cartilage damage or a complete ligament tear that isn’t healing, they may order an MRI later on. That’s uncommon at the first visit and usually reserved for ankles that aren’t improving after several weeks of treatment.
How Your Sprain Gets Graded
Your doctor will classify the injury into one of three grades, and this determines everything about your treatment plan.
- Grade 1 (mild): The ligament is stretched but not torn. You’ll have mild tenderness and minimal swelling, and you can still put weight on it with only slight pain. The ankle feels stable.
- Grade 2 (moderate): The ligament is partially torn. Swelling and bruising are more noticeable, weight-bearing is difficult, and the ankle feels somewhat loose compared to your other side, though it still has a firm stopping point when tested.
- Grade 3 (severe): One or more ligaments are completely ruptured. Pain, swelling, and bruising are significant and often spread across the entire ankle. You typically can’t bear weight at all. Stress tests reveal obvious instability with no firm endpoint. These injuries sometimes involve small bone chip fractures as well.
Initial Treatment Plan
For most sprains, your doctor will recommend managing pain and swelling first. This means ice, compression with an elastic bandage or brace, and keeping the ankle elevated. You’ll likely be told to take an over-the-counter anti-inflammatory like ibuprofen or naproxen for about a week to bring down inflammation and manage pain.
The bigger question is how much you should rest. The old advice was to stay off the ankle completely, but current evidence strongly favors early movement. A study comparing early mobilization to 10 days in a plaster splint found that patients who started gentle weight-bearing and rehab exercises just two days after injury had less pain at three weeks (57% still reporting pain versus 87% in the immobilized group). More strikingly, 54% of the early-movement group was back to full work within 10 days, compared to only 13% of those who were splinted. Both groups had the same rate of re-injury at one year.
For a grade 1 sprain, your doctor will likely recommend a simple elastic wrap or compression sleeve and encourage you to walk on it as tolerated. Grade 2 sprains often call for a rigid ankle brace or a lace-up support that limits side-to-side motion while still allowing you to walk. Grade 3 sprains may require a walking boot or, in some cases, a short period of non-weight-bearing with crutches before transitioning to a brace.
Rehabilitation Exercises
Once the initial swelling calms down, your doctor will either give you a home exercise program or refer you to a physical therapist. Rehab focuses on two things: rebuilding strength and retraining your balance. That second part, called proprioceptive training, is arguably the more important one. When ligaments tear, the nerve sensors inside them that help your brain sense the ankle’s position get disrupted. Without retraining those sensors, you’re much more likely to sprain the same ankle again.
Proprioceptive exercises start simple and get progressively harder. Early on, you might stand on one leg with your eyes closed on a flat floor. As your balance improves, you’ll graduate to standing on a wobble board or foam disc, then to single-leg balancing while catching a ball or performing another task that divides your attention. These exercises can be done as a warm-up before activity, in a rehab session, or as part of a daily home routine. They don’t require expensive equipment, and the evidence behind them for preventing future sprains is strong.
Strengthening exercises typically target the muscles along the outside of the lower leg, since those muscles support the same motion the injured ligaments were protecting against. Resistance band exercises where you turn the foot outward against tension are a standard starting point.
How Long Recovery Takes
Mild sprains generally heal within one to two weeks. Moderate sprains take longer, often four to six weeks before you’re back to full activity. Severe sprains with complete ligament tears can require several months, particularly if surgery becomes necessary. Your doctor will gauge progress based on how much swelling remains, how stable the joint feels, and whether you can perform balance and strength tasks without pain.
When Surgery Becomes an Option
Surgery is rare for a first-time ankle sprain, even a severe one. The vast majority of grade 3 sprains heal with bracing and rehabilitation alone. Surgery enters the picture when the ankle remains unstable despite three to six months of consistent rehab. This condition, called chronic ankle instability, means the ligaments either didn’t heal tightly enough or the proprioceptive retraining didn’t restore adequate joint control. You’d typically notice it as the ankle “giving way” repeatedly during walking or sports.
The surgical procedure involves either repairing the original ligaments by tightening them back to the bone or, if the tissue is too damaged, reconstructing them using a tendon graft. Recovery from surgery generally means several weeks in a boot followed by months of physical therapy, so doctors exhaust conservative treatment first.
Follow-Up Visits
For a mild sprain, you may not need a follow-up unless symptoms linger. For moderate and severe sprains, your doctor will typically want to see you again within two to three weeks to check healing progress and adjust your rehab plan. If swelling isn’t improving, pain is worsening, or the ankle still feels unstable weeks into recovery, that follow-up visit is when your doctor may order additional imaging like an MRI to look for injuries that weren’t apparent initially.