Cyclic vomiting syndrome (CVS) is a well-established cause of recurrent vomiting in the pediatric population. Severe vomiting with chronic cannabis use, known as cannabinoid hyperemesis syndrome, has recently been more widely recognized as an etiology of persistent episodic vomiting. In turn, patients presenting with frequent episodes of CVS are now increasingly being screened for cannabinoid u...

Address correspondence to: Dr. Bhanu Sunku Division of Pediatric Gastroenterology & Nutrition Floating Hospital for Children at Tufts Medical Center 800 Washington Street #213 Boston, MA 02111; Tel: 617-636-3266; Fax: 617-636-8718. Abstract: Initially described in children, cyclic vomiting syndrome (CVS) is an idiopathic disorder that affects patients of all ages and is characterized by recurre...

Cyclic vomiting syndrome (CVS) is defined as severe vomiting attacks which initiate suddently, recur with certain intervals, may last for hours and days and generally limit themselves. During attacks, signs including nausea, abdominal pain, photophobia, fever, palor, dehydratation, excessive saliva secretion and social isolation may accompany vomiting. Patients are completely healthy during the...

UNLABELLED Cyclic vomiting syndrome (CVS) shares many features with migraine headache, including auras, photophobia, and antimigrainous treatment response being traditionally viewed as a migraine variant. Aims. To determine whether CVS is associated with the same disorders as migraine headache, and compare these associations to those in healthy control subjects. METHODS Cross-sectional study ...

Cyclic vomiting syndrome (CVS) is a functional disorder characterized by stereotypical episodes of intense vomiting separated by weeks to months. Although it can occur at any age, the most common age at presentation is 3-7 years. There is no gender predominance. The precise pathophysiology of CVS is not known but a strong association with migraine headaches, in the patient as well as the mother...

Background To this date, there has been no specific therapy proven to be effective for cyclic vomiting syndrome (CVS) in controlled trials. Multiple regimens have been proposed including: cyproheptadine, propranolol, amitriptyline, and phenobarbital. These medications are not without major side effects. The aim of this study was to describe the authors’ experience with hydroxyzine in children w...

Cyclic vomiting syndrome (CVS) is a chronic functional disorder characterized by episodes of severe nausea and vomiting that alternate with prolonged symptom-free intervals.1 Symptoms are often triggered by social stress; episodes can occur after the loss of a loved one, job-related stress, during exams, and even on vacations.2 The etiology of CVS is not known, but several theories have been pr...

The cyclic vomiting syndrome (CVS) is an infrequent condition in pediatric practice, in which recurrent vomiting episodes are followed by asymptomatic periods. The authors report the case of an 8-year and 2-month old child who had been hospitalized on several occasions for persistent vomiting accompanied by nausea, and periumbilical and epigastric abdominal pain. The child's anamnesis and clini...

BACKGROUND Cyclic Vomiting Syndrome (CVS) is a disorder characterized by recurrent, stereotypic episodes of incapacitating nausea, vomiting and other symptoms, separated by intervals of comparative wellness. This report describes the clinical features, co-morbidities and problems encountered in management of 41 adult patients who met the diagnostic criteria for CVS. METHODS This is a retrospe...

The novel corona virus disease (COVID-19) has caused a great pandemic since the end of 2019. A variety symptoms been identified for this disease. In case series we report 5 patients in different age groups who presented with cyclic vomiting as late complication COVID-19. All have gone through complete diagnostic process syndrome (CVS) including endoscopy. However, they all showed normal finding...