In the present clinical study the mothers of infant patients with Hyperactivity and Attention Deficit (ADHD) exhibited the followings diseases during pregnancy: Preeclampsia 6%, hyperemesis gravídarum 4%, urinary infections 8%, oligohydramnios and loss of amniotic fluid 2%, abnormal uterine bleeding 2%, aging placenta 2%, placental abruption 3%, high blood pressure 8%, diabetes 4%, prepartum depression 7%, postpartum depression 3%, anxiety, and social problems, such as work, environmental, and conjugal stress. The 100 infant patients examined with Hyperexcitability and Attention Deficit (ADHD) exhibited some of the following associated comorbidities, such as perinatal hypoxia, low weight at birth, behavioural abnormities, anxiety, auto-and hetero aggressivity, autism spectrum disorder, language, learning and hearing disorders, mainly hypoacusia, anorexia or hyperphagia and mental retardation. Social isolation, cognitive deficit, sleeping disorders, talking during sleep, suicidal thoughts, planning and attempts suicidal, parenteral abuse of child. Some non-nervous system co-morbidities, such as pulmonary diseases, and allergic reactions also were found. Some locomotor abnormalities as genus valgo and flat feet were also observed. Preventive interventions suited for the pregnancy period may benefit both maternal and offspring mental health. This line of work should be given high priority on public health research policies mainly in developing countries.

We have clinically examined 40 patients with ADHD ranging from 3 to 12 years-old, exhibiting attention, learning and memory deficit. During mother pregnancy we found urinary infections, edema of lower limbs, arterial hypertension, diabetes, eclampsia and placental pathology. The child social relationships and academic performance at the school and home was explored by means of dialogs with the mothers or relatives, teacher information and psych pedagogical study. A previous psychological study of patients was carried out at private and public psychological centers of Maracaibo City in Venezuela. The infant patients showed hyperactivity, impulsivity, inattention, learning and memory deficit, neurosensory sensory processing difficulties, such as hypoacusis and strabismus, inappropriate behavioral impairment, such as emotional instability, anxiety, sleep disorders and auto and heteroaggression. Hyperactivity included an excessive rate of speech and motor activity or motor restlessness and being easily distracted.