[Popliteal pterygium syndrome: a case report].
A 4-month-old infant presenting with bilateral popliteal pterygion syndrome, a seldom pathology, is reported. Bilateral cheiloplasty was performed in one stage and palatoplasty with pharyngoplasty through transposition of rear pillars. Thrice operated the pterygium area in order to stretch out the legs, but remaining 30% limitation. In regard to etiology the teratogenic effect of free radicals, issued from malnutrition, tobacconism and weed-killers, is contemplate all those factors breaking partly the H linkages joining together the two chains of genetic messenger, the DNA. So are originated the mistake on the blastogenesis with the issuing malformations.