21. His main research has been in congenital malformations . 22. Medical experts said it was a congenital malformation that led to Leveille's injury and permanent paralysis. 23. Together these three scientists have achieved a breakthrough that will help explain congenital malformations in man. 24. He thought the condition to be the result of " a congenital malformation of the brain ". 25. The Vietnamese believe they are seeing an increase in congenital malformations and certain cancers from Agent Orange, 26. After a veterinary examination, it was concluded that the kitten had a congenital malformation of the chest cavity. 27. The compound was explored as an abortifacient in the 1960s and earlier, but was associated with congenital malformations . 28. Following studies showed elevated risks for other tumors and congenital malformations of the sex organs for both sexes. 29. Preliminary data suggests that, as with several other anti-epileptic drugs, topiramate carries an increased risk of congenital malformations . 30. Studies have shown that the offspring of women with GDM are at a higher risk for congenital malformations .