Healing Time and Support for Fifth Metatarsal Fractures: A Guide

Healing time and stabilization of the fifth metatarsal bone?

Hello Doctor, here is the link to my X-ray: https://drive.google.com/folderview?id=1nnvALKiT-M34gzkCOSTD93HHX9KTNOnT.
I would like to ask you the following questions:
(1) On July 11, I injured my foot by hitting it with a knife, thinking it was just a bruise.
I walked with a limp for several days, and it wasn't until July 16 that I had an X-ray, which showed a fracture.
I started wearing a cast on July 17 and used crutches to walk.
On August 4, I had another X-ray while still in the cast, and it still showed a fracture.
Since I need to leave my current location for vocational training on August 21, the doctor said I could have the cast removed on August 17, at which point I would be able to walk but not put full weight on it.
After the cast is removed, what type of brace should I buy for stabilization?
(2) My vocational training includes an important physical fitness test for running performance around mid to late October.
I have an average fitness level and exercise regularly.
When can I start practicing walking? When can I begin to practice running?
(3) Are there any dietary recommendations or methods to accelerate bone healing? Thank you, Doctor.

Jaye, 30~39 year old female. Ask Date: 2020/08/08

Dr. Wang Jiacheng reply Orthopedics

1.
A fracture at the base of the fifth metatarsal with minimal displacement will heal in approximately six weeks and does not require further immobilization.

2.
Walking can be practiced after six weeks, and running can be resumed after twelve weeks.

3.
There is no need for additional treatments; keeping it well wrapped in a cast is the best approach, as other home remedies have little effect.

Reply Date: 2020/08/08

More Info

Healing from a fifth metatarsal fracture can be a challenging process, but with the right care and understanding of your situation, you can navigate your recovery effectively. Based on the details you've provided, let's address your questions regarding the healing time, support, and rehabilitation for your injury.

1. Post-Cast Support: After your cast is removed on August 17, it is crucial to provide adequate support to your foot to prevent re-injury. Depending on the severity of the fracture and your doctor's recommendations, you may consider using a walking boot or a stiff-soled shoe designed for post-fracture recovery. These types of footwear can help stabilize your foot while allowing for gradual weight-bearing. It's essential to follow your doctor's advice regarding the type of support you should use, as they will have the best understanding of your specific injury and healing progress.

2. Resuming Activities: The timeline for returning to walking and running varies significantly based on individual healing rates and the nature of the fracture. Generally, after a fifth metatarsal fracture, patients can begin to bear weight gradually once the cast is removed, but this should be done cautiously. You might start with partial weight-bearing, using crutches or a walking aid, and then progress to full weight-bearing as tolerated.
As for running, it is typically advisable to wait until you have regained full strength and range of motion in your foot, which may take several weeks to months post-cast removal. A common recommendation is to wait at least 6-8 weeks after the cast removal before attempting to run, but this can vary. Engaging in low-impact activities, such as swimming or cycling, can be beneficial during your recovery to maintain fitness without putting excessive strain on your foot.

3. Diet and Healing: Nutrition plays a vital role in bone healing. To support your recovery, focus on a balanced diet rich in calcium and vitamin D, which are crucial for bone health. Foods such as dairy products, leafy greens, nuts, and fish can help provide these nutrients. Additionally, consider incorporating protein-rich foods, as protein is essential for tissue repair. Staying hydrated and avoiding smoking and excessive alcohol consumption can also positively impact your healing process.

In summary, after your cast is removed, using a supportive walking boot or stiff-soled shoe is advisable. Gradually increase your weight-bearing activities as tolerated, and consult your doctor for personalized guidance on when to resume running. Focus on a nutrient-rich diet to support bone healing, and remember that patience is key in your recovery journey. Always keep an open line of communication with your healthcare provider to ensure you are on the right track. Good luck with your rehabilitation and upcoming training!

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