Interpersonal gargalesthesia.

When someone touches, say, your upper arm, mirror neurons in your brain's area S2 fire. These neurons also fire when you merely watch another person being touched. However, you do not literally feel the touch from his arm on your own skin.

False-positive pH aspirates after nasogastric tube insertion in head and neck tumour.

Nasogastric (NG) feeding tubes are commonly inserted to supplement enteral nutrition in certain patient groups, including those with head and neck cancers where swallowing may be compromised. An NHS National Patient Safety Alert was released in 2011 detailing ongoing cases of significant morbidity and mortality attached to the incorrect placement of NG feeding tubes in hospital inpatients. Since 2005, there were 21 deaths and 79 cases of harm nationally due to feeding into the lung through misplaced tubes.

Incidence and predictors of acute mountain sickness among trekkers on Mount Kilimanjaro.

We investigated the incidence of AMS amongst a general population of trekkers on Mount Kilimanjaro, using the Lake Louise consensus scoring system (LLS). Additionally we examined the effect of prophylactic acetazolamide and different ascent profiles. Climbers on 3 different ascent itineraries were recruited.