obsessive compulsive disorder (ocd) is a type of anxiety disorder characterized by recurrent, intrusive, unwanted thoughts. research indicates a genetic predisposition for ocd. many people with ocd have one or more family members who also have it or who may have other anxiety disorders influenced by the brain's serotonin levels, such as panic disorder. although ocd is a chronic and oftenti...

autistic disorders (ads) are neuro-developmental disorders in the category of pervasive developmental disorders chiefly described by three main deficits: 1) deviant communication, 2) impaired reciprocal social interaction, and 3) limited, repetitive and stereotypic patterns of behaviors or interests 1. the world-wide prevalence of ads is estimated to be 62/10,000 1. although various treatment r...

background cystic fibrosis is a complex progressive disease which assessing its progression and severity is essential. for this purpose there are scoring systems available to evaluate the disease severity. objectives the aim of the present study was to determine the clinical status of cf patients using shwachman score system in the pediatric pulmonary ward of masih daneshvari hospital. patients...

the molecular mechanisms of the fact that more than 50% of the individuals with the same genetic make up (e.g. identical twins in schizophrenia) do not show the same psychiatric phenotype remained undefined in psychiatry. this along with the failure to find responsible genes with major effects in psychiatric disorders and lack of consistency of genetic association studies led to the current una...

congenital muscular dystrophy (cmd)  is an umbrella term collecting a heterogeneous groups of genetic disorders , mostly with autosomal recessive mode of inheritance , and are characterized by muscle weakness since birth or in early infancy , with a dystrophic pattern on muscle biopsy . these children are usually hypotonic and may have joint contractures . the serum creatine kinase level can be...

conclusions the obtained results confirm some previous studies regardinga gender specific association of maoa gene with the bipolar disorder. results significant associations were observed regarding maoa-ca (p = 0.016) and maoa-vntr (p = 0.004) polymorphisms in the bipolar females. there was no association between maoa-rflp and bipolar disorder. patients and methods this study is a case-control...