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The effect of premedication with OTFC, with or without ondansetron, on postoperative agitation, and nausea and vomiting in pediatric ambulatory patients.

BACKGROUND: The purpose of this study was to evaluate, in the pediatric ambulatory surgical population, the efficacy of: (i) oral transmucosal fentanyl citrate (OTFC), when given preoperatively, to reduce postoperative excitement associated with sevoflurane, and (ii) intravenous ondansetron to reduce postoperative nausea and vomiting (PONV) associated with OTFC. METHODS: This randomized, double-blinded, placebo controlled study evaluated the efficacy of OTFC [normal dose (ND) = 10-15 microg x kg(-1) or low dose = 100 microg] compared with placebo in the prevention of postoperative agitation; and the efficacy of ondansetron (0.1 mg x kg(-1) to 4 mg) compared with placebo to reduce PONV associated with OTFC. RESULTS: There were 125 patients evaluated (2-10 years old, ASA class I or II and weight 10-40 kg). Preoperatively OTFC was associated with an increased likelihood of cooperation at baseline (P = 0.018). Postoperatively there was a higher incidence of vomiting in children that received OTFC. The anxiety/agitation of patients entering the PACU was significantly less in children who received OTFC ND (P < 0.001). This effect decreased over time. Patients with respiratory adverse events related to the study drug were significantly higher in groups who received OTFC, however, they were not of clinical significance. OTFC was associated with delays in time for eligibility to PACU discharge (P = 0.003). CONCLUSIONS: Even though OTFC reduced early postoperative agitation the increase in side effects, namely PONV and prolonged recovery times, limits its clinical usefulness. The study demonstrates the tradeoffs between anxiety and agitation vs vomiting, respiratory events and prolonged recovery times. Ambulatory pediatric patients undergoing procedures in which opioids would be routinely used might benefit the most from OTFC combined with ondansetron as part of the anesthetic technique.

Administration, Oral↗

Serum chorionic gonadotrophin (hCG), schwangerschaftsprotein 1 (SP1), progesterone and oestradiol levels in patients with nausea and vomiting in early pregnancy.

Serum concentrations of human chorionic gonadotrophin (hCG), schwangerschaftsprotein 1(SP1), progesterone and oestradiol were measured in 116 pregnant women experiencing varying degrees of nausea and vomiting or no nausea at all at between 9 and 16 weeks gestation. The patients were categorized into four groups, namely asymptomatic, nausea alone, nausea and vomiting and hyperemesis gravidarum. The distribution of levels for each group were examined in relation to the calculated normal ranges. Statistically higher hCG levels were found in out-patients with nausea alone or nausea and vomiting than in the asymptomatic women. No significant differences were found between the groups for any of the other measured variables, including the progesterone/oestradiol concentration ratio.

Chorionic Gonadotropin↗

Haloperidol parenterally for treatment of vomiting and nausea from gastrointestinal disorders in a group of geriatric patients: double-blind, placebo-controlled study.

Twenty-eight geriatric residents of a nursing home participated in a double-blind study to compare the 12-hour therapeutic effectiveness of a single intramuscular injection (1.0 mg) of haloperidol with that of placebo for the relief of vomiting and nausea due to gastrointestinal disorders. Significantly fewer episodes of vomiting occurred in the haloperidol group than in the placebo group. Nausea also was less frequent in the haloperidol group. After four hours, symptoms recurred much more often in the placebo group. Global evaluations showed that a significantly greater number of haloperidol patients improved markedly than did those given placebo. There were no clinically significant changes in vital signs throughout the study in the haloperidol group. In 1 placebo patient the pulse rate was significantly increased; otherwise no adverse reactions were reported for this group. Thus, in a nursing-home population of geriatric patients who experienced vomiting and nausea due to gastrointestinal disorders, haloperidol administered parenterally proved to be a safe and highly effective antiemetic agent.

Age Factors↗

Bilious vomiting in a 9-month-old infant.

A case of bilious vomiting in a 9-month-old male is reported. The differential diagnosis of infantile bilious vomiting is reviewed, and appropriate diagnostic studies are discussed. The child was found to have intussusception. The common manifestation of this pediatric surgical emergency may vary considerably from classic descriptions. Bilious emesis in infants must be considered a surgical emergency until proven otherwise; intussusception may manifest as bilious vomiting only.

Bile Reflux↗

Gastric myoelectrical activity and its relationship to the development of nausea and vomiting after intensive chemotherapy and autologous stem cell transplantation.

OBJECTIVES: Gastric motor dysfunction may be responsible, in some patients, for the nausea and emesis that occur after high-dose chemotherapy (HDT) and autologous stem cell transplantation (SCT). Because gastric myoelectrical abnormalities may result in nausea and vomiting in other contexts, we sought to define the prevalence of these abnormalities and their relationship to the development of nausea and vomiting in patients undergoing autologous HDT and SCT, and to determine whether electrogastrography (EGG) could serve to detect gastric motor dysfunction in this population. METHODS: We prospectively studied patients with a variety of malignancies who received standard transplantation doses of chemotherapeutic agents and antiemetics. Gastric emptying scintigraphy was performed before HDT. Gastric myoelectrical activity was assessed before HDT and on days 0, 7, 14, 21, and 28 from SCT using cutaneous EGG electrodes and a portable EGG recorder, and was analyzed by means of a dedicated software program after removal of motion artifact. Symptom assessment was obtained daily from initiation of HDT to 28 days after SCT. RESULTS: A total of 25 patients were studied: 13 women and 12 men, with a median age of 50 yr (range = 32-65 yr). Before HDT, gastric emptying scintigraphy was normal in all patients (median T(1/2) of 50 min [range = 22-75 min]) and only one patient had mild nausea and anorexia. Nausea, emesis, and anorexia occurred in all patients, peaked in severity at day +7 from SCT and, with the exception of anorexia, had returned toward baseline levels by day +28. Fasting dysrhythmias were present in 63% of the studies at baseline. Serial EGG recordings revealed significant slowing of the dominant frequency with a consequent decrease in tachygastria and increase in normogastria and bradygastria as the symptoms peaked in severity with a subsequent return to baseline values at the study's end. The only clinical variable that was predictive of symptom severity was gender. Women had a higher risk of developing anorexia (score > or = 2) at day +14 compared to men (odds ratio = 11.2; 95% CI = 1.7-76.9; p = 0.01). CONCLUSIONS: Baseline abnormalities in gastric myoelectrical activity occur frequently in patients who undergo HDT and autologous SCT despite normal gastric emptying scintigraphy and an absence of symptoms. Although slowing of the dominant frequency was seen as symptoms worsened, we failed to identify any EGG parameter at baseline that could predict the severity of nausea, vomiting or anorexia after transplantation.

Adult↗

Ureteropelvic junction obstruction: an overlooked cause of cyclic vomiting.

Cyclic vomiting syndrome is an unusual cause of recurrent episodes of repetitive vomiting, particularly in children. Although in only a minority of cases can an underlying cause be found, each patient deserves a thorough evaluation for treatable conditions. We present four cases of cyclic vomiting syndrome caused by ureteropelvic obstruction. Surgical correction was followed by resolution of symptoms in all four patients.

Child↗

A prospective study of gastric emptying and its relationship to the development of nausea, vomiting, and anorexia after autologous stem cell transplantation.

BACKGROUND AND AIMS: Gastric motor dysfunction may be responsible, in some patients, for the nausea and emesis that occur following high-dose chemotherapy (HDT) and autologous stem cell transplantation (SCT). We sought to define the prevalence of gastric emptying abnormalities and their relationship to the development of nausea, vomiting, and anorexia in patients undergoing HDT and autologous SCT. METHODS: We prospectively studied patients with a variety of malignancies who received standard transplantation doses of chemotherapeutic agents and antiemetics. Gastric emptying was assessed prior to HDT and on Days 0 (day of stem cell infusion), +7, and +14 from SCT. Symptom assessment was obtained daily from initiation of HDT to 28 days after SCT. RESULTS: Twenty-four patients were studied. Prior to HDT, gastric emptying was rapid in two patients. Nausea, emesis, and anorexia occurred in all patients, peaked in severity at Day +7 after SCT and, with the exception of anorexia, had returned toward baseline levels by Day +28. As a group, gastric emptying was significantly slower on Days 0 and +7 and returned to baseline level by Day +14. Twenty-six percent and 44% of patients demonstrated delayed gastric emptying (T(1/2) >90 min) on Days 0 and +7, respectively, while 13% and 31% of patients had rapid gastric emptying (T(1/2) <30 min) on Days 0 and +7, respectively. Thirty-nine percent and 75% of patients had either rapid or delayed gastric emptying on Days 0 and +7, respectively. There was an association between delayed gastric emptying and moderate-severe anorexia on Day +7 and between delayed gastric emptying and at least mild vomiting on Day 0. Additionally, there was an association between rapid gastric emptying and at least mild vomiting on Day +7. Finally, an association was found between either rapid or delayed gastric emptying and at least mild nausea on Day +7. CONCLUSION: Both delayed and rapid gastric emptying occur commonly during the 2-wk period following HDT and autologous SCT and may be responsible, at least in part, for upper gastrointestinal symptoms that occur in these patients.

Adult↗

Total iris expulsion through a sutureless cataract incision due to vomiting.

PURPOSE: To present a case of isolated total iris expulsion through a self-sealing cataract incision 2 weeks postoperatively due to vomiting. METHODS: Ophthalmological examination included visual acuity assessment, tonometry, slit-lamp examination, fundus ophthalmoscopy and ultrasound examination. RESULTS: A 65-year-old woman experienced sudden visual loss during an episode of vigorous vomiting 2 weeks after uncomplicated phacoemulsification cataract surgery with a sutureless corneal incision. Clinical examination showed a dense anterior chamber haemorrhage. When the blood had cleared, isolated total aniridia was seen. CONCLUSIONS: This is the first reported case of aniridia after cataract surgery due to vomiting.

Aged↗

Dopaminergic supersensitivity and vomiting among schizophrenic patients.

The prevalence of vomiting among schizophrenic inpatients was determined over a 6-week period; 8 of 19 patients (42%) experienced at least one episode of vomiting and 3 (16%) experienced 4 episodes. A hypothesis that this may be a dopaminergic supersensitivity phenomenon is proposed, but no association with tardive dyskinesia, another putative supersensitivity phenomena, could be demonstrated. The authors suggest that vomiting among schizophrenic patients is usually underestimated and may at times be a serious clinical problem.

Dyskinesia, Drug-Induced↗

Intermediate dose metoclopramide is not more effective than standard dose metoclopramide for patients who present to the emergency department with nausea and vomiting: a pilot study.

OBJECTIVE: To determine whether intermediate dose metoclopramide is more effective than standard dose metoclopramide for patients who present to the ED with nausea and vomiting. METHODS: This prospective, single-blind, randomized trial was conducted in the ED of two community teaching hospitals in a convenience sample of adult patients who presented to ED with nausea and vomiting. Patients were randomized to receive either 10 mg metoclopramide IV or 0.4 mg/kg IV (up to a maximum dose of 32 mg). The outcomes measured were: change in nausea score (measured on a 11-point verbal rating scale), requirement for other anti-emetic drug administration, and presence of side-effects. RESULTS: Fifty-eight patients were eligible for analysis (34 in 10 mg group and 24 in 0.4 mg/kg group). Median reduction in nausea score in 10 mg group was four (range 0-10, 95% CI 3-5) compared with five for 0.4 mg/kg group (range -1-10, 95% CI 4-6). This difference was not statistically significant (P = 0.629). Five patients in the 10 mg group required rescue anti-emetic, compared with three in the 0.4 mg/kg group (P = 1.00). There were no side-effects in the 10 mg group and two in the 0.4 mg/kg group. CONCLUSION: This study suggests that there is no difference in effectiveness between 10 mg and 0.4 mg/kg of metoclopramide in the ED population with nausea and vomiting.

Adolescent↗

Use of intravenous steroids at induction of anaesthesia for adult tonsillectomy to reduce post-operative nausea and vomiting and pain: a double-blind randomized controlled trial.

OBJECTIVE: To assess the effectiveness of intravenous steroids at induction of anaesthetic to reduce post-operative nausea and vomiting and pain after adult tonsillectomy. DESIGN: Prospective, double-blind, randomized, placebo controlled trial, with ethical approval, following Consolidated Standards of Reporting Trials guidelines. SETTING: District General Hospital in Scotland, UK. PARTICIPANTS: Seventy-two adults between 16 and 70 years, American Association of Anaethetists (ASA) 1, listed for elective tonsillectomy. INTERVENTION: Single dose of either 10 mg of dexamethasone or 2 mL of saline after induction with a consistent anaesthetic technique. MAIN OUTCOME MEASURES: Patients filled in a visual analogue scale relating to pain and post-operative nausea and vomiting for the day of operation and 7 days after operation. The time to first ingestion of food and drink after operation was also noted. RESULTS: Data completion rate of 64% (46 of 72 patients enrolled). Statistically significant relative decrease (62%P = 0.001) in the incidence of post-operative nausea and vomiting was seen in those treated with dexamethasone. Statistically significant relative decrease (23%P = 0.016) in post-operative pain scores for the day of operation was seen in those treated with dexamethasone. Significant decrease (17.5%, P < 0.001) in mean pain score for seven post-operative days was seen in those treated with dexamethasone. No adverse effects were seen. CONCLUSIONS: Dexamethasone given as a single dose of 10 mg at induction of anaesthesia for adult tonsillectomy is an effective, safe and inexpensive method for reducing morbidity in adult tonsillectomy.

Adolescent↗

Anticipatory nausea and vomiting: are psychological factors adequately investigated?

Current research on chemotherapy-induced nausea and vomiting in cancer patients is reviewed, and some hypotheses to explain why anticipatory and post-chemotherapy nausea and vomiting appear are suggested. Methodological problems are also discussed. It is suggested that future research should focus on post-chemotherapy nausea and emesis, rather than anticipatory nausea and emesis, in order to achieve a deeper understanding of the psychological factors involved in the development of chemotherapy-induced nausea and vomiting.

Adaptation, Psychological↗

Nausea and vomiting in pregnancy.

Prospective data on 86 pregnant women were analysed to investigate the relationship between the pregnancy symptoms of nausea and vomiting and various demographic, social and psychological factors. In contrast to previous research findings no significant differences were discovered along demographic or social dimensions between women reporting no nausea, mild nausea and severe nausea during the first trimester of pregnancy. Not surprisingly, those women experiencing severe nausea reported significantly more sleep disturbances, fatigue and irritability. Women having both nausea and vomiting during the first trimester, reported significantly more unplanned, undesired pregnancies and negative relationships with their own mothers, than first trimester groups experiencing nausea only or no symptoms. Finally, those with continuing nausea and vomiting in the third trimester, when compared with those having no symptoms, tended to have reported significantly more psychological/psychiatric problems in the first trimester and were significantly more negative in their assessment of their own maternal relationship.

Adult↗

Vomiting after pyloromyotomy for infantile hypertrophic pyloric stenosis.

An analysis of the factors which may predispose towards postoperative vomiting after pyloromyotomy for hypertrophic pyloric stenosis was carried out in 72 infants at this hospital. 26 (36%) infants experienced moderate to severe postoperative vomiting of sufficient intensity to cause the postoperative feeding regimen to be modified or interrupted. Only two parameters were found to be of statistical significance. These were the state of the oesophageal mucous membrane on endoscopical examination and the presence of haematemesis in the preoperative period. No evidence for a gastric mucosal lesion could be found. An advanced oesophageal mucosal lesion was found in 30% of patients, and this was the source of the haemorrhage in all 11 in whom haematemesis was noted postoperatively. The stay in hospital was prolonged (8 days) in those infants with troublesome vomiting postoperatively compared with those with lesser problems (3 days).

Female↗

Self hypnotherapeutic treatment of habitual reflex vomiting.

A 9 year old boy with intractable postprandial reflex vomiting was taught a self hypnotherapy technique incorporating relaxation exercises, mental imagery, and suggestions of symptom relief. The sequence was recorded on a personal stereo cassette tape. Vomiting was completely eliminated within four weeks. At 12 month review vomiting had not recurred.

Child↗

Food entrapped in papilla of Vater: uncommon cause of vomiting.

CASE REPORT: A 20 month old girl was admitted for intractable vomiting over several days, with no other symptoms. Family and personal history were not contributive. Clinical and neurological examination, and routine blood tests and investigations (plain abdominal x ray, upper gastrointestinal tract contrast study, abdominal ultrasonography) were normal. The upper gastrointestinal endoscopy showed a mild antral gastritis and the second portion of duodenum was occupied by a tough, fibrous mass partially embedded into the papilla of Vater. The foreign body was removed and proved to be vegetable fibre (pineapple). Symptoms subsided immediately and the child was discharged with gastroprotective therapy. After two months, on endoscopic examination, the signs of gastropathy had cleared; the papilla of Vater was undamaged, but unchomped food debris was again found in the duodenum. DISCUSSION: There are sporadic reports of foreign bodies retained into the papilla of Vater, all of them in adults. This child, though her papilla was tiny, had no jaundice or pancreatitis, unlike most of the reported cases. This is the first report of this finding in a child. The cause of the vomiting was not shown on abdominal ultrasonography or contrast study. It should be added to the list of unusual causes of vomiting.

Ampulla of Vater↗

Vomiting as a diagnostic aid in acute ischaemic cardiac pain.

The incidence of vomiting before the administration of analgesics was studied in 109 patients admitted to hospital as emergencies with prolonged ischaemic cardiac pain. In transmural myocardial infarction (58 patients) the incidence was 43% (anterior infarction 58%, inferior infarction 41%). Of the 23 patients with myocardial necrosis but without transmural infarction (that is, those with diffuse or subendocardial necrosis) and the 28 with coronary insufficiency but no necrosis, only one patient in each group experienced vomiting. When vomiting occurs early in association with cardiac pain transmural infarction may be expected in 90% of patients.

Aspartate Aminotransferases↗

Self-induced vomiting and bulimia nervosa: an undetected problem.

Six hundred and twenty women who were currently practising self-induced vomiting to control their weight were identified with the help of a women's magazine. Nineteen women (3.1%) fulfilled diagnostic criteria for anorexia nervosa. Of the remainder, 499 (83.0%) fulfilled diagnostic criteria for bulimia nervosa, a recently described eating disorder. Of these, 56.1% practised self-induced vomiting at least once daily; the mean duration of vomiting was 4.5 years. Most women were of normal body weight. On standardised measures, 68.1% of women showed pronounced psychiatric morbidity and 89% had profoundly disturbed attitudes to food and eating. 56.4% thought they definitely needed medical help, though only 30.1% had ever discussed any aspect of their eating difficulties with a doctor. This study highlights the secrecy that surrounds bulimia nervosa and suggests that it is an important undetected source of psychiatric morbidity.

Adolescent↗