Daniel O'Hare

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A postal survey of arterial blood sampling practices in 280 intensive care units throughout England and Wales found that very few measures are taken to reduce diagnostic blood loss in adult intensive care patients from arterial sampling. The average volume of blood withdrawn to clear the arterial line before sampling is 3.2 ml; subsequently returned to the(More)
OBJECTIVE To audit the outcome in patients with subarachnoid haemorrhage (SAH) after a change in management strategy. METHODS A retrospective analysis of patients with aneurysmal subarachnoid haemorrhage over a 20 month period (phase 1) was followed by a prospective analysis of patients presenting during the next 20 months (phase 2) in which a protocol(More)
We reviewed the case records of 141 patients (134 with cancer and seven with acquired immunodeficiency syndrome) who died at Memorial Sloan-Kettering Cancer Center between July 11 and September 19, 1991. Do-not-resuscitate orders had been written on 115 (85.8%) of the patients with cancer and all of the patients with acquired immunodeficiency syndrome. The(More)
BACKGROUND Despite good results in the treatment of most port-wine stains (PWS) with continuous-wave visible-light lasers, light PWS and those in certain locations respond less favorably and have a higher risk of scarring. Robotized scanning devices such as the Hexascan device have been developed for continuous-wave laser sources to produce greater target(More)
Treatment of mucosal lesions and abnormalities using the carbon dioxide laser is well documented in the dental literature; however, use of the argon laser for the ablation of intraoral vascular malformations is not. This article discusses the argon laser-soft tissue interaction and illustrates by case reports its application in the treatment of vascular(More)
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