“…However, various heterogeneous factors, mainly genetic and environmental, have been implicated. These include chromosomal abnormalities (chromosomes 3 and 10), alcohol consumption, toxoplasmosis, rubella, cytomegalovirus and herpes simplex (TORCH) infections, maternal diabetes, maternal exposure to teratogenic drugs (lithium, aspirin, retinoic acid, amidopyrine, corticosteroids, anti-convulsant) and ionic radiation [11,14,15]. In our case, none of these factors were identified, although we cannot completely rule them out since the use of over-the-counter drugs and street medications are common in our setting [16,17].…”