Tropical doctor
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Co-infection of HBV, HCV and HIV is common because of shared routes of viral transmission with increased risk of morbidity and mortality. Anti-HCV and HIV antibodies of 168 HBV patients were assayed. ⋯ There was no simultaneous co-infection of HCV, HIV and HBV. It is recommended that all patients are screened for possible co-infections before initiating treatment.
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The face mask is a device to facilitate the delivery of gases from a breathing system to a patient by creating an airtight seal around the face. Of the many types of face masks available, the anatomical face mask is most commonly used for anaesthesia. ⋯ This results in air dilution during spontaneous respiration and inadequate gas exchange during controlled ventilation. A simple solution to restore this seal has been provided.