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*Does maintaining endotracheal tube cuff pressures at 20 mm Hg prevent dysphagia and hoarseness after anterior cervical spine surgery?*
A randomised controlled trial.

To determine if adjusting endotracheal tube cuff pressure after placement of a retractor during anterior cervical spine surgery prevents postoperative dysphagia. Furthermore laryngo-tracheal complaints (hoarseness and sore throat) will be scored.

Patch-test cross-reactivity to a novel, probably non allergenic hair-dye precursor (PPD-derivative F000175918)

Objective: Determination of cross-reactivity to a newly developed PPD-derivative (F000175918) in previously PPD-sensitized patients. Hypothesis:Since PPD-derivative F000175918 is categorized as a moderate sensitizer, based on pre-clinical…

Preventive Methods for Reduction of Pain associated with Propofol Injection: a randomised controlled trial of commonly used methods

In this randomised controlled trial we compare three commonly used preventive methods to reduce the pain on injection op (PIP) with a control group. Our primary goal is to try and establish the most effective and easy to use method for preventing…