Related Experiment Video
Updated: Feb 23, 2026
09:29
Signal Attenuation as a Rat Model of Obsessive Compulsive Disorder
Published on: January 9, 2015
15.9K
Cyclical Vomiting Syndrome: Psychiatrist's View Point
D Vijaya Raghavan1, V Vimal Doshi2, Shanthi Nambi2
1Department of Psychiatry, Institute of Mental Health, Madras Medical College, Chennai, Tamil Nadu, India.
Indian Journal of Psychological Medicine
|August 31, 2017
Summary
Cyclical vomiting syndrome (CVS) is a functional disorder with unknown causes, often linked to stress and psychiatric issues. A multidisciplinary approach, including psychiatric care, improves recovery from CVS.
Area of Science:
- Gastroenterology
- Psychiatry
- Pediatrics
Background:
- Cyclical vomiting syndrome (CVS) is an idiopathic functional gastrointestinal disorder.
- Characterized by recurrent nausea and vomiting episodes with symptom-free intervals.
- Affects all age groups, though initially described in children.
Observation:
- Exact etiology of CVS remains unknown.
- Physical, infectious, and psychosocial stressors are implicated.
- High incidence of psychiatric comorbidities like anxiety and depression observed.
Findings:
- Children may outgrow CVS, transition to migraine, or have adult-onset CVS.
- Frequent misdiagnosis and delayed treatment prolong suffering.
- Multidisciplinary management, including psychiatric input, is crucial.
Implications:
- Highlights the importance of addressing psychological factors in CVS.
- Suggests integrated care models for faster and prolonged recovery.
- Emphasizes the need for early and accurate diagnosis of CVS.
Related Concept Videos
01:22Pathophysiology of Vomiting
3.4K
Vomiting is a complex physiological response to expel harmful or irritating substances from the body. It's a defensive mechanism triggered by stimuli like poisons, microbial toxins, cytotoxic drugs, and mechanical abdominal distension. The process is centrally coordinated by the vomiting (or emetic) center located in the medulla of the brainstem. This area, rich in muscarinic M1, histamine H1, neurokinin 1 (NK1), and serotonin 5-HT3 receptors, coordinates the act of vomiting through...
3.4K
01:30Bulimia Nervosa
852
Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...
852
01:24Mania and Antimanic Drugs: Overview
702
Mania, a psychological condition characterized by elevated mood, increased energy, and reduced sleep need, is part of the bipolar disorder cycle. The exact cause of mania isn't entirely known, but it is thought to be a combination of genetic, environmental, and neurological factors. Bipolar disorder involves alternating manic and depressive episodes. Mood stabilizers like lithium, antipsychotics, and anticonvulsants help manage these episodes. Lithium carbonate is particularly effective as...
702
01:30Bipolar Disorder
1.1K
Bipolar disorder is a chronic mental health condition marked by significant mood fluctuations, including episodes of mania and depression. Elevated energy levels, heightened mood or irritability, impulsive behavior, reduced sleep needs, rapid speech, racing thoughts, inflated self-esteem, and distractibility characterize mania. Individuals with bipolar disorder often alternate between depressive and manic states, with periods of emotional stability lasting an average of six months to a year.
1.1K
01:30Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation
977
Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation
Irritable Bowel Syndrome (IBS) is classified into subtypes based on the predominant bowel habits as determined by the Bristol Stool Form Scale (BSFS). The subtypes are:
Irritable Bowel Syndrome (IBS) is classified into subtypes based on the predominant bowel habits as determined by the Bristol Stool Form Scale (BSFS). The subtypes are:
977
01:28Obsessive-Compulsive Disorder
692
Obsessive-compulsive disorder (OCD) is a mental health condition characterized by recurrent obsessions, compulsions, or both, which consume significant time and interfere with daily functioning. Obsessions involve persistent, intrusive, and unwanted thoughts, images, or urges that evoke anxiety. Common examples include irrational fears of contamination or harm. Compulsions are repetitive behaviors or mental acts performed to reduce the anxiety caused by obsessions. For instance, individuals...
692