CAVUS FOOT (PES CAVUS DEFORMITY)
Cavus foot deformity is charecterized with incrase in the height of the foot arch. Increased arch height caauses change in the foot sole pressure distribution. Heel and metatarsal head areas get more force pressures, Hence, pain, callosities and ulcers may be seen in the heel and metarsal head areas.
What causes cavus foot?
The deformity is commonly seen in neurological diseases. However, the cavus foot can be occasionally seen as an idiopathic deformity.
Which neurological diseases may cause cavus deformity?
Charcot-Marie-Tooth disease, muscular dystrophies, cerebral palsy, poliomyelitis, stroke patients may have cavus foot deformity. Since some of the neurologic.diseases can be progressive in nature, differential diagnosis is very important to take necessary steps in te treatment.
Which symptomes are common in Pes Cavus Deformity?
Most patients complain about the pain. Pain is usually located on the plantar site of themetatarso-phalengeal joints, heel, lateral sole, and dorsum of the foot. Pain can be produced by the excessive pressures due the deformity, callosities and ulcers as well as shoe fitting problems.
How is the deformity evaluated?
Diagnostic work-up begins with physical examination and radiological evaluation. Once, the diagnosis is confirmed, your orthopedic surgeon may ask for MRI of the spine, EMG study, Blood Tests, and Neurology consultation.
What is the treatment choices?
On early onset of Pes Cavus deformity, stetchening exercises, custom made insoles, shoe modificatios may be sufficient. In advance stages, surgery is usually required to correct the cavus foot.
What types of surgeries is performed in the Deformity?
Teatment choice depends on the deformity severity and whether the deformity is flexible or rigid. In the deformities that could be corrected passively, soft tissue surgeries and tendon transfers are preferred to balance the foot. However, rigid cavus foot deformities require bone surgeries like osteotomy and/or joint fusions.
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