A malformative syndrome due to the teratogenic effect of mycophenolate mofetil (MMF), an effective immunosuppressive agent widely used for the prevention of organ rejection after organ transplantation. To date the majority of cases have been offspring of women who received a solid organ transplant. The newborn or fetus generally has external ear anomalies. Cleft lip-palate with micrognathia is frequently observed. Aberrant orofacial cleft has been observed in one case. Ocular anomalies, such as microphthalmia and iris or chorioretinal coloboma are also frequent. Distal limbs anomalies as well as congenital malformations of the heart, kidneys and/or central nervous system may also be observed.