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To evaluate the sensitivity, specificity and diagnostic accuracy of bedside transthoracic ultrasound examination in the diagnosis and follow up of ventilator associated pneumonia.
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VAP is the most frequent hospital-acquired infection in intensive care units. Depending on the diagnostic criteria used, its incidence ranges from 5% to 67%. The risk of acquiring VAP is 3% per day during the first 5 days on mechanical ventilation, and it is decreased to 1% per day for the following days.
VAP is suspected when subject shows high grade fever, increase in leukocyte count, change in color of sputum and tachypnea. It's a leading cause of mortality in 15- 65% of the cases.
Serial chest x-ray for diagnosis and follow up, done at time of diagnosis, after 5 days and after 10 days. Chest radiography is consistently carried out after LUS , LUS is done every other day, measuring the largest area of consolidation according to the intercostal space and direction of the probe . Chest radiography is read by two physicians.
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Data sourced from clinicaltrials.gov
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