Onyi C. Onuoha

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To develop a "top-five" list of unnecessary medical services in anesthesiology, we undertook a multistep survey of anesthesiologists, most of whom were in academic practice, and a consequent iterative process with the committees of the American Society of Anesthesiologists. We generated a list of 18 low-value perioperative activities from American Society(More)
This study evaluated the relationship of cerebrovascular reactivity in young healthy women with changes in concentrations of circulating ovarian hormones throughout the menstrual cycle. Nineteen healthy nulliparous, right-handed, regularly menstruating women (age 23-25 years) underwent color-coded duplex sonography of the common (CCA), internal (ICA) and(More)
BACKGROUND Despite existing evidence and guidelines advocating for appropriate risk stratification, ambulatory surgery in low-risk patients continues to be accompanied by a battery of routine tests prior to surgery. Using a single-center retrospective cohort study, we aimed to quantify the incidence of un-indicated preoperative testing in an academic(More)
Doctors, nurses, and midwives often inform mothers to "pump and dump" their breast milk for 24 hours after receiving anesthesia to avoid passing medications to the infant. This advice, though cautious, is probably outdated. This review highlights the more recent literature regarding common anesthesia medications, their passage into breast milk, and(More)
OBJECTIVE To evaluate the effects of having a dedicated obstetric operating room (OR) on the decision-to-delivery interval (DDI) in a large referral hospital in Ghana. METHODS An observational study was undertaken of all patients undergoing cesarean delivery at Ridge Regional Hospital, Accra, before (pre-OR; August-September 2011) and after (post-OR;(More)
Despite the traditional practice to maintain labor analgesia with a combination of continuous epidural infusion and patient-controlled epidural analgesia using an automated epidural pump; compelling data now shows that bolus injection through the epidural catheter may result in better distribution of anesthetic solution in the epidural space. The programmed(More)
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