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Published on: 7/15/2026

How can you differentiate between a sprained ankle and a fractured ankle?

A sprained ankle occurs when the ligaments connecting the bones are stretched or torn, whereas a broken ankle refers to an actual fracture of one or more bones in the joint. Both injuries share common symptoms like pain, swelling, and bruising, making them difficult to distinguish without professional evaluation. However, a fracture typically causes more severe symptoms, including intense pain, visible deformity, and inability to bear weight. Medical imaging, such as an X-ray, is required to confirm a break.

Because the symptoms overlap so significantly, self-diagnosing can lead to delayed treatment and long-term complications. Taking a free, instant, online symptom check can help you quickly assess your injury, understand possible causes, and determine whether you need urgent care or can manage recovery at home—giving you clarity and confidence in your next steps.

Reviewed for medical accuracy: 07/14/2026

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Explanation

A sprained ankle and a broken ankle can feel similar but are different injuries.

Sprained Ankle:

  • A sprain happens when the ligaments, which are the bands of tissue connecting bones, are stretched or torn.
  • Common symptoms include pain, swelling, and bruising.
  • You may be able to put some weight on it, but it might hurt.

Broken Ankle:

  • A fracture means one or more of the bones in the ankle are broken.
  • Symptoms can be more severe than a sprain, with intense pain, swelling, bruising, and sometimes an obvious deformity.
  • It may be very difficult or impossible to walk on it.

Diagnosis and Treatment:

  • Distinguishing between a sprain and a fracture can be challenging based on symptoms alone.
  • Medical imaging, like X-rays, is often needed to confirm a fracture.
  • Both injuries may require medical attention, but fractures generally need more intensive treatment, possibly including immobilization or surgery.

If you suspect a broken ankle, you can use Ubie's free AI symptom checker to help assess your symptoms, though it is important to see a healthcare provider for an accurate diagnosis and appropriate treatment.

(References)

  • Sujitkumar P, Hadfield JM, & Yates DW. (1986). Sprain or fracture? An analysis of 2000 ankle injuries. Archives of emergency medicine, 3089238.

  • Judd DB, & Kim DH. (2002). Foot fractures frequently misdiagnosed as ankle sprains. American family physician, 12322769.

  • Ferràs-Tarragó J, Antequera-Cano JM, Català-de-Las-Marinas J, Jordà-Gómez P, & Aroca-Navarro JE. (2020). Ankle torque-related fractures and its echo-fast diagnosis .... European journal of trauma and emergency surgery : official publication of the European Trauma Society, 30617400.

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