Heel pain is one of the most common complaints we see in the clinic, and often, the culprit is plantar fasciitis. However, a more severe but less common condition—plantar fascial rupture—can also cause significant pain and dysfunction. While both conditions affect the plantar fascia, the thick band of tissue that runs along the bottom of the foot, they differ in severity, treatment, and recovery time.
Let’s break down the key differences between plantar fasciitis and plantar fascial rupture, how to diagnose them, how to treat them, and what to expect in terms of healing time.
What is Plantar Fasciitis?
Plantar fasciitis is an overuse injury caused by microtears and inflammation in the plantar fascia. It’s typically the result of repetitive strain, often from:
Standing for long periods.
High-impact activities like running or jumping.
Poor foot mechanics (flat feet or high arches).
Inappropriate footwear.
Symptoms of Plantar Fasciitis
Sharp or stabbing heel pain, especially with the first steps in the morning or after rest.
Pain that improves with activity but worsens after prolonged standing or walking.
Tenderness along the arch of the foot or near the heel.
Diagnosis of Plantar Fasciitis
Plantar fasciitis is usually diagnosed based on a physical exam and history. Imaging is not always necessary, but can help rule out other conditions.
X-ray: May show a heel spur, but does not confirm plantar fasciitis.
Ultrasound: Can show thickening of the plantar fascia, confirming chronic inflammation.
MRI: Usually not needed but may be used in persistent cases to rule out tears or other soft tissue injuries.
Treatment for Plantar Fasciitis
Most cases improve with conservative treatment, including:
Rest & activity modification – Avoiding high-impact activities.
Stretching & strengthening – Focusing on the calf muscles and plantar fascia.
Supportive footwear & orthotics – Providing proper arch support.
Icing & anti-inflammatory measures – Reducing inflammation.
Shockwave therapy or injections (if conservative care fails).
How Long Does Plantar Fasciitis Take to Heal?
With proper treatment, plantar fasciitis can take anywhere from a few weeks to several months to resolve. Chronic cases may persist for 6-12 months, especially if not addressed early.
What is a Plantar Fascial Rupture?
A plantar fascial rupture is a partial or complete tear of the plantar fascia. This often happens in athletes or active individuals who push through heel pain from plantar fasciitis, leading to excessive stress on the tissue. It can also occur suddenly due to:
A forceful push-off movement, such as sprinting or jumping.
A direct injury.
Corticosteroid injections, which can weaken the fascia.
Symptoms of Plantar Fascial Rupture
A sudden "pop" or tearing sensation in the arch or heel.
Immediate, sharp pain.
Significant swelling and bruising on the bottom of the foot.
Inability to bear weight comfortably.
Pain worsens with walking, even after initial rest.
How to Diagnose a Plantar Fascial Rupture
A clinical exam is the first step in diagnosing a rupture, but imaging is essential for confirmation:
X-ray: Used to rule out fractures or other bone-related conditions, but does not show soft tissue tears.
Ultrasound: A quick and effective tool to detect a partial or complete tear of the plantar fascia.
MRI: The gold standard for diagnosing plantar fascial ruptures, showing the extent of the tear and any associated soft tissue damage.
Treatment for Plantar Fascial Rupture
Unlike plantar fasciitis, a rupture requires more intensive treatment:
Immobilization in a cam walker boot – To allow healing of the fascia.
Non-weight-bearing (crutches in severe cases) – Avoiding stress on the fascia.
Icing and compression – To reduce swelling.
Gradual physical therapy – To regain strength and flexibility.
Custom molded orthotics - prevent re-injury and support the fascia.
Regenerative treatments – Amniotic membrane injections in combination with radial pulse therapy to aid healing.
How Long Does a Plantar Fascial Rupture Take to Heal?
A rupture typically takes 6-12 weeks to heal, but full recovery can take 3-6 months, depending on severity. Unlike plantar fasciitis, a complete rupture may result in long-term arch instability if not managed properly.
Final Thoughts
Both plantar fasciitis and plantar fascial rupture can be painful and limit your mobility, but they require different treatments and recovery timelines. If you have persistent heel pain or a sudden injury, don’t ignore it getting the right diagnosis early can make all the difference in your recovery.
At Lighthouse Foot and Ankle Center, we specialize in heel pain treatments, from conservative care to advanced therapies. If you're struggling with plantar fasciitis or suspect a rupture, schedule an appointment today.
📍 23 Spring St. Suite B, Scarborough, Maine 04074
📞 207-774-0028
🌐 www.lighthousefootandankle.com