Allen K H Woo

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OBJECTIVES To evaluate fracture reduction, femoral head viability, and outcome of selected acetabular fractures treated operatively using a modified Kocher-Langenbeck approach with a trochanteric flip osteotomy and surgical dislocation of the femoral head. DESIGN Prospective. PATIENTS Twelve patients predominantly with combined transverse and posterior(More)
The mode of transmission of nosocomial legionellosis remains uncertain. Aerosolization of Legionella pneumophila by showers, humidifiers, and respiratory equipment rinsed in tap water was evaluated using plate-settling culture and air aspirator methods. All protocols simulated the actual hospital setting including use of humidifier equipment used in(More)
A prospective pneumonia study was conducted simultaneously on head-and-neck surgery wards at two hospitals over 2 years; one hospital had a water supply contaminated with Legionella pneumophila but no record of having had a case of legionella pneumonia, and the other had just decontaminated its water supply because of known endemic nosocomial legionellosis.(More)
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