What is cavus foot?
Better known as “high arch,” cavus foot is a condition where the arch of the foot is higher than normal, which can cause an excess of pressure on heel and ball of the foot.
What causes cavus foot?
The causes of cavus foot vary, but can include congenital, developmental, and neuromuscular origins. In some cases, cavus foot can be linked to neurological conditions like spina bifida, cerebral palsy or muscular dystrophy. Children can also inherit this from their parents, or it can result from an injury. For some, the cause remains unknown.
What are symptoms of cavus foot?
Cavus foot is characterized by a few different symptoms, such as:
- Excessive pressure on the heel and ball of the foot
- Instability when walking or standing
- Pain when walking or standing
- Recurring ankle sprains
- Calluses on the ball, heel or side of the foot
- Hammertoes or claw toes
- Dragging a foot when taking a stop with the other
How is cavus foot diagnosed?
A foot and ankle specialist can diagnose cavus foot during a physical examination. During this exam, they'll observe how you stand, walk, and move your foot in different ways to learn where it's flexible and where it's rigid.
If further testing is needed, they might follow up with imaging tests, such as a foot X-ray or MRI. If they suspect a neuromuscular disorder, they might suggest an EMG test or a nerve conduction study.
What are treatment options for cavus foot?
Treatment options for cavus foot may vary depending on your specific condition, however, normal protocol may include orthotic devices, physical therapy. In more severe cases, surgery may be required to correct the arch of the foot. It’s imperative to discuss with your healthcare provider to establish a diagnosis and treatment plan.
Medically Reviewed on April 29, 2026