Nasal continuous positive airway pressure with mask as interface is as effective as prongs but causes less nasal trauma and pulmonary interstitial emphysema.
Dornic acid test at 8°D has a very high specificity with acceptable sensitivity in comparison to dornicity at 4°D. It can be used as a simple method to select better quality of milk sample prior to pasteurization.
Endotracheal aspirate microscopic examination and culture can be supportive in objective diagnosis of ventilator-associated pneumonia with an added advantage of earlier prediction.
Thus, region specific nomograms for PEFR for assessing the severity and monitoring of airway obstruction in relation to age, sex, weight and height of children can be determined.
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