Literature review on depressive disorders

Estrogen may protect against this increase in inflammation in treatment non-responsive depressive disorders. Under physiological conditions, ROS are detoxified by endogenous antioxidant enzymes e.

Although there are supporting results, the directions of the findings are inconsistent. In contrast to the above results, a study of adolescent TRD subjects [ 61 ] did not support different effects of BMI on treatment response to different antidepressant classes.

Prachi Bhuptani Running Head: These results were not changed after adjusting for sex and age.

A literature review of heart rate variability in depressive and bipolar disorders

A higher baseline BMI was associated with a significantly lower score on the HAMD subscale for neurovegetative symptoms non-atypical subscale; loss of weight, insomnia, and loss of appetite but did not differ in the remaining 16 items at baseline.

These intervention programs are targeted at smaller groups as the sample tends to be diverse. In a large study designed to discover biomarkers and genotypes predictive of clinical outcome in MDD patients, Kloiber et al. In addition, adipose tissue macrophages may be a source of proinflammatory factors and can regulate the secretory activity of adipocytes [ 88 ].

The development of depression in childhood and adolescents. Adolescent girls also experience more negative life events than adolescent boys. Ayurvedic and homeopathic therapies have the potential to improve symptoms of depression, although larger controlled trials are needed.

Journal of Consulting and Clinical Psychology, 74, In that study, we analyzed data from a nationwide prospective study of Korean patients with depressive disorders.

Medical Comorbidities Interestingly, all three studies that reported negative associations between obesity and the response to antidepressants assessed the presence of comorbid medical conditions, while none of those with positive results did.

Another possible mechanism by which inflammation affects antidepressant responses is serotonin metabolism. Studies in postmenopausal women have shown a reversal of increased adipocytokines caused by increased visceral adiposity during menopause [ 40 ] with repletion of estrogen [ 4142 ] and a specific anti-inflammatory action of estrogen on the brain [ 4344 ].

Dehydroepiandrosterone is effective both in bipolar depression and depression in the setting of comorbid physical disease, although doses should be titrated to avoid adverse effects. The discrepancies among the results of the above studies may be related to the effects of atypical features on the association between obesity and antidepressant responses.

We are all familiar with the old adage that prevention is better than cure. In order to be diagnosed with dysthymic disorder, the DSM — IV requires the presence of two or more of the above mentioned symptoms.

Despite psychopharmacological advances during the past six decades, the management of major depression and other mood disorders continues to challenge mental health providers. A search of the PubMed, Medline, Google Scholar, and Quertile databases using keywords was conducted, and relevant articles published in the English language in the peer-reviewed journals over the past two decades were retrieved.

They found that self-reported emotional intelligence, especially emotional clarity and emotional repair is negatively associated with levels of depression.

Mood disorders and complementary and alternative medicine: a literature review

Furthermore, insulin disturbance may affect the metabolism of brain monoamines and expression of serotonergic receptors in diabetic animal models and humans [ 7980818283 ].

PI3K pathways regulate metabolism, cell growth, and cell survival [ ]. Of the patients included in the study population, American Psychological Association, 53, The literature includes evidence supporting the enhanced role of estrogen in the serotonergic system [ 5253545556 ].

Consistent with this result, Toups et al. Omega-3 fatty acids are useful in pregnant women with major depression, and have no adverse effects on the fetus.

However, not all studies support a negative effect of body weight on antidepressant responses.

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Implications of genetic research of the role of the serotonin in depression: In week 28, there were no differences in depression outcome or functional measures among groups.

Stimulation of the extra-synaptic N-methyl-d-aspartate NMDA glutamate receptor not only causes excitotoxic damage to the neurons and astrocytes, but also results in a decrease in synthesis of BDNF [ ].

The role of emotional intelligence in anxiety and depression among adolescents.

Activation of this enzyme leads to increased consumption of tryptophan, thus reducing the availability of serotonergic neurotransmission and inducing the production of detrimental tryptophan catabolites with neurotoxic effects [ ]. Biological risk factors for females include early puberty that leads to disruption of oestrogen and substantial increase of testosterone as both of these hormones are implicated in depression.

Adolescents, female adolescents in particular, with more smokers in their environment presented significantly greater depression symptoms. The results of several studies [ 4546474849 ], but not all [ 5051 ], support a role of estrogen in modulating serotonergic antidepressant responses.While the literature relating to the technical process of heart rate variability and aspects of depressive disorders has been reviewed in the past, research relating to both depressive and bipolar disorders has not been comprehensively reviewed.

Depressive disorders are defined by clinically derived standard diagnostic criteria of emotional, behavioral, cognitive, and somatic symptoms, and associated with functional impairment. They are assessed through structured clinical interviews and observation. MAJOR DEPRESSIVE DISORDER 2 Abstract This literature review presents an overview of Major Depressive Disorder (MDD) followed by summaries of up-to-date research on the pathophysiology and treatment of depression.

This literature review is intended to discuss key points on the topic of the relationship between the immune system and the nervous system and how the components of this. review the scientific literature on depressive disorders and depressive symptoms in perimenopausal and postmenopausal women and develop clinical guidelines.

The panel addressed summary of their literature review and drafted a set of clinical recommendations. These were shared with each panel mem. Epidemiological studies demonstrate that depressive disorders are highly prevalent: displaying high rates of lifetime incidence, early age onset, high chronicity, and role impairment.

These studies have deepened our understanding of the course of depression; remission, recovery, relapse and recurrence.

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Literature review on depressive disorders
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