About Pes Planus (Flat Feet)
Pes planus, also known as flat foot, is a condition characterized by the collapse or loss of the arch in the middle of the foot. It can be classified into two types: rigid and flexible. Rigid flatfoot refers to a reduced foot arch even when no weight is applied to the foot, while flexible flatfoot is characterized by a normal arch when there is no weight on the foot but an abnormal arch when weight is applied.
The exact cause of pes planus is still unclear, but it is associated with instability in certain foot joints and abnormal foot alignment. This condition can lead to symptoms such as pain in the plantar fascia (the tissue on the bottom of the foot) and fatigue during walking or running due to lower shock absorption. Pes planus may also contribute to other foot problems like tendinitis, metatarsal pain, and knee or lower back pain.
The causes of pes planus, or flat feet, are not fully understood. However, several factors have been associated with this condition:
- Instability of the first metatarsus or talus: This refers to the bones in the foot and ankle being less stable than normal.
- Excessive eversion of the subtalar joint: The joint that connects the ankle bone to the heel bone turns too much inward.
- Eversion of the rear foot: The heel bone tilts outward, causing the arch of the foot to flatten.
- Abduction of the mid-foot against the rear foot: The middle part of the foot moves away from the heel of the foot.
Non-modifiable risk factors for pes planus, which are factors that cannot be controlled to reduce the risk of developing the condition, include:
- Genetic predisposition: Having a family history of flat feet increases the risk.
- Structural characteristics: Certain foot structures, such as loose ligaments or weak muscles, can contribute to flat feet.
Modifiable risk factors for pes planus, which are factors that can be controlled to reduce the risk of developing the condition, are not well known. However, some potential factors may include:
- Obesity: Carrying excess weight can put additional stress on the feet and contribute to arch collapse.
- Lack of physical activity: A sedentary lifestyle may weaken foot muscles and lead to flat feet.
It's important to note that these modifiable risk factors are based on limited research and further studies are needed to confirm their association with pes planus.
Pes planus can present with various symptoms depending on the stage, progression, or severity of the condition. Here are the most common early symptoms of pes planus:
- Pain in the feet
- Fatigue during walking
- Nearby joint problems
As pes planus progresses or becomes more severe, additional symptoms may occur:
- Decreased quality of life
- Changes in walking patterns
- Knee pain particularly on the inner side of the knee
- Back pain
It is important to note that these symptoms may vary from person to person. If you are experiencing any symptoms related to pes planus, it is advisable to consult with a healthcare professional for an accurate diagnosis and appropriate management.
To diagnose pes planus, the following examinations, tests, and procedures are commonly performed:
- Medical history: Your healthcare provider will ask about your symptoms and medical background.
- Physical examination: This may include inspection, range of motion assessment, and walking pattern analysis to evaluate the foot's posture and movement.
- Imaging: Imaging studies can help assess the degree of deformity and identify any concurrent abnormalities.
- Paediatric flatfoot proforma (p-FFP): A standardized tool used to diagnose flat feet in children. It combines personal observations with different ways of measuring foot posture to assess how serious the condition is and help guide treatment.
It's important to consult with your healthcare provider for a comprehensive evaluation and appropriate diagnostic tests. They will consider your specific symptoms and medical history to determine which examinations and tests are most suitable for you.
The goals of treatment for pes planus are to alleviate pain, improve function, and restore the arch of the foot. Here are some recommended treatments and how they work towards these goals:
- Medication:
- Nonsteroidal anti-inflammatory drugs (NSAIDs): These can help reduce pain and inflammation associated with pes planus. Ask your doctor about appropriate dosing.
- Therapies:
- Physical therapy: Exercises can strengthen the muscles and ligaments in the foot, improving stability and function.
- Stretching exercises: These can help alleviate tightness in the calf muscles and Achilles tendon, which can contribute to flatfoot.
- Orthotic devices: Custom-made shoe inserts or arch supports can provide support to the arch and improve foot alignment.
- Therapeutic procedures:
- Arthroereisis: This surgical procedure is used to treat flexible flatfoot. It involves placing an implant in the subtalar joint to restore the arch without fusing the joint.
- Self-care and health behavior changes:
- Wearing supportive footwear: Choosing shoes with proper arch support and cushioning can help reduce discomfort and improve foot mechanics.
- Avoiding high-impact activities: Minimizing activities that put excessive stress on the feet, such as running or jumping, can help prevent further damage.
- Weight management: Maintaining a healthy weight can reduce pressure on the feet and alleviate symptoms.
- Rest and ice: Resting the feet and applying ice packs can help reduce pain and inflammation.
Remember, it's important to consult with a healthcare professional for personalized advice. Medication dosing may be affected by many factors. Check with your health care professional about dosing for your individual situation. Side effects can occur. Check with your health care professional or read the information provided with your medication for side effect information.