Presented a case report of a child with perinatal paresis of the brachial plexus (PPBP). PPBP is perinatal complications whose treatment meets several specialties – a neurologist, neurosurgeon, physical therapist. Case study introduces the effect of therapy by Vojta method for PPBP and points to the possibilities and plasticity of the nervous system in infancy. This experience can enrich the doctors and physical therapists to meet with this diagnosis in the diagnostic and therapeutic the balance sheet and in determining prognosis.