You step off a curb, twist your ankle, and immediately feel pain. Within minutes, your ankle begins to swell. Now you’re wondering: Is it just a sprain, or could something be broken?

Ankle injuries are common, but determining their severity is not always easy.

A sprained ankle and a broken ankle can cause similar symptoms, including swelling, bruising, tenderness, and difficulty walking.

Knowing the difference between these injuries and understanding when to seek medical attention can help you protect your ankle and avoid further damage.

What Is the Difference Between a Sprain and a Fracture?

The main difference is the part of the ankle that is injured.

Ankle Sprain

An ankle sprain occurs when one or more ligaments around the ankle are stretched too far or torn.

Ligaments are strong bands of tissue that connect bones and help keep joints stable.

Sprains frequently happen when your foot rolls inward, placing stress on the ligaments along the outside of the ankle.

An ankle sprain may be mild, moderate, or severe, depending on how much ligament damage has occurred.

Ankle Fracture

An ankle fracture occurs when one or more bones forming the ankle joint break.

The ankle includes the tibia, fibula, and talus.

Fractures can range from small, stable breaks to serious injuries that affect the alignment of the ankle joint.

Some fractures heal with a cast or walking boot, while others require surgery.

A severe sprain can be just as painful as a fracture, so symptoms alone may not be enough to tell them apart.

Common Symptoms of a Sprained Ankle

An ankle sprain may cause:

• Pain after twisting or rolling the ankle.
• Swelling around the injured area.
• Bruising near the ankle.
• Tenderness when touching the affected ligaments.
• Difficulty walking or moving the ankle.
• A feeling that the ankle is unstable.

Some people also report hearing or feeling a pop when the injury happens.

Mild sprains may improve with appropriate care, but more serious ligament injuries can require bracing and rehabilitation.

Learn more about Ankle Sprain Treatment in St. Augustine.

Common Symptoms of a Broken Ankle

A broken ankle may cause:

• Sudden pain following an injury.
• Significant swelling or bruising.
• Tenderness directly over an ankle bone.
• Difficulty placing weight on the injured foot.
• Reduced movement.
• An ankle that appears out of alignment.
• Numbness or unusual coldness in the foot in more serious cases.

However, not every broken ankle causes an obvious deformity.

Some people can still walk with certain ankle fractures. Being able to take a few steps does not rule out a broken bone.

For more information, visit our Ankle Fracture Treatment page.

Can You Walk on a Broken Ankle?

Sometimes, yes.

Certain stable ankle fractures may still allow limited walking, although movement can be painful.

This is one reason why it is not safe to diagnose an ankle injury based only on whether you can walk.

Continuing to place weight on an unstable fracture may worsen the injury.

If you suspect a broken ankle, avoid unnecessary weight-bearing until you receive medical advice.

How Is an Ankle Injury Diagnosed?

A healthcare professional will ask how your injury happened and examine your ankle.

The examination may include:

• Checking the location of pain and swelling.
• Looking for bruising or changes in alignment.
• Gently examining the bones and ligaments.
• Assessing movement and stability.
• Checking circulation and sensation.
• Determining whether imaging is needed.

Will You Need an X-Ray?

X-rays are commonly used when an ankle fracture is suspected.

Not every sprained ankle requires imaging. Your healthcare professional will consider the location of tenderness, your ability to bear weight, and other examination findings.

An X-ray can help identify broken bones, but it does not show ligament injuries as clearly as an MRI.

Additional imaging may be recommended for certain severe or persistent injuries.

What Should You Do Immediately After an Ankle Injury?

If you twist or injure your ankle, avoid trying to walk it off.

Until the injury has been assessed, you can take several steps to protect the area.

1. Stop the Activity

Stop walking, running, or exercising if the injury causes significant pain.

Avoid repeatedly testing whether the ankle can support your weight.

2. Apply a Cold Pack

Place a cold pack wrapped in a towel over the injured area for approximately 15–20 minutes at a time.

Never apply ice directly to the skin.

3. Elevate the Ankle

When resting, raise the injured ankle to help manage swelling.

4. Use Gentle Support When Appropriate

A suitable elastic bandage may help with swelling in some injuries. It should not be wrapped tightly enough to cause numbness, tingling, or changes in toe color.

Do not attempt to straighten or tightly wrap an ankle that looks deformed.

5. Get Medical Advice

If the injury causes significant pain, swelling, or difficulty bearing weight, seek prompt medical evaluation.

Home measures do not replace an examination when a fracture or serious ligament injury is possible.

When Is an Ankle Injury an Emergency?

Some ankle injuries require immediate medical care.

Go to an emergency department if:

• Your ankle appears severely bent or deformed.
• A bone is visible through the skin.
• Your foot becomes cold, pale, or numb.
• You have severe pain after a serious accident.
• There is a major open wound or heavy bleeding.

For other injuries involving substantial swelling, significant tenderness, or an inability to bear weight, seek prompt medical assessment.

How Long Does Recovery Take?

Recovery depends on the injury and its severity.

Mild ankle sprains may improve within a few weeks. More serious ligament injuries can require several weeks or months of rehabilitation.

Broken ankles generally need a period of bone healing, which often takes at least six weeks. Returning to normal walking, strength, and activity may take longer.

Ankle rehabilitation is important because pain may improve before the joint has fully recovered its strength and stability.

Your healthcare professional can explain when it is safe to resume normal activities.

Ankle Injury Care in St. Augustine, FL

At Foot & Ankle Specialists of Eastern Florida, Dr. Lawrence E. Tamburino evaluates foot and ankle injuries, including sprains and fractures.

Our clinic is located at 432 Paseo Reyes Drive, St. Augustine, FL 32095.

For nonemergency ankle concerns, call (904) 460-1120 for appointment information.

If you have injured your ankle, getting an accurate diagnosis can help guide treatment and protect your recovery.

Frequently Asked Questions About Ankle Injuries

Can a severe ankle sprain feel like a broken ankle?

Yes. Both injuries can cause significant pain, swelling, and bruising. A medical examination and imaging when necessary can help determine the injury.

Does a swollen ankle always mean something is broken?

No. Swelling can occur with sprains, fractures, and other injuries. The amount of swelling alone cannot confirm or rule out a fracture.

Should I wait for ankle swelling to go away before seeing a doctor?

Not if you have significant pain, difficulty bearing weight, tenderness over a bone, or other concerning symptoms. Some injuries require prompt evaluation.

Can an ankle sprain cause problems later?

Yes. Some patients develop recurring pain or instability, particularly if strength and balance are not fully restored after the injury.

Where can I get an ankle injury evaluated in St. Augustine?

Foot & Ankle Specialists of Eastern Florida provides evaluations for ankle sprains and fractures in St. Augustine, FL. For nonemergency concerns, contact the clinic at (904) 460-1120. Serious injuries require emergency medical attention.