Objectives To determine whether preoperative dexamethasone reduces postoperative vomiting in patients undergoing elective bowel surgery and whether it is associated with other measurable benefits during recovery from surgery, including quicker return to oral diet and reduced length of stay.
Design Pragmatic two arm parallel group randomised trial with blinded postoperative care and outcome assessment.
Setting 45 UK hospitals.
Participants 1350 patients aged 18 or over undergoing elective open or laparoscopic bowel surgery for malignant or benign pathology.
Interventions Addition of a single dose of 8 mg intravenous dexamethasone at induction of anaesthesia compared with standard care.
Main outcome measures Primary outcome: reported vomiting within 24 hours reported by patient or clinician. Secondary outcomes: vomiting with 72 and 120 hours reported by patient or clinician; use of antiemetics and postoperative nausea and vomiting at 24, 72, and 120 hours rated by patient; fatigue and quality of life at 120 hours or discharge and at 30 days; time to return to fluid and food intake; length of hospital stay; adverse events.
Results 1350 participants were recruited and randomly allocated to additional dexamethasone (n=674) or standard care (n=676) at induction of anaesthesia. Vomiting within 24 hours of surgery occurred in 172 (25.5%) participants in the dexamethasone arm and 223 (33.0%) allocated standard care (number needed to treat (NNT) 13, 95% confidence interval 5 to 22; P=0.003). Additional postoperative antiemetics were given (on demand) to 265 (39.3%) participants allocated dexamethasone and 351 (51.9%) allocated standard care (NNT 8, 5 to 11; P<0.001). Reduction in on demand antiemetics remained up to 72 hours. There was no increase in complications.
Conclusions Addition of a single dose of 8 mg intravenous dexamethasone at induction of anaesthesia significantly reduces both the incidence of postoperative nausea and vomiting at 24 hours and the need for rescue antiemetics for up to 72 hours in patients undergoing large and small bowel surgery, with no increase in adverse events.
Trial registration EudraCT (2010-022894-32) and ISRCTN (ISRCTN21973627).
Survival outcome was significantly better in the screened vs the symptomatic population in all groups and also in those treated for curative intent. There was a trend towards better survival for screen detected cancer when compared stage for stage.
Summary.— An atypical form of erythrokeratoderma variabilis, profound bilateral perceptive deafness, physical retardation, and specific neurological disturbances are described in a girl aged 8 from County Tyrone, Northern Ireland. The differential diagnosis is discussed and abnormal EMG, nerve conduction and muscle biopsy findings are described. The syndrome is considered to be due to a “dominant” mutant gene. Only one case with a similar constellation of findings has previously been described (Schnyder et al., 1968), although there are some differences in detail between the two.
Conventional doppler measurements give higher readings for systolic blood pressure but there is no significant difference when calculating ABPI. A normal digital ABPI excludes significant vascular disease and a low digital ABPI indicates disease. If no blood pressure is recordable a doppler should be used to confirm the true result. Automated oscillometric BP monitors may be used to accurately measure ABPI in non-diabetics in the community without teaching clinicians to use a doppler, thus removing observer error. This may be of particular use in the community to exclude significant arterial disease in venous ulcer patients and assess general cardiovascular risk.
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