Objectives: the goal was to compare the effect of an improved nasal airway on obstructive sleep apnea (OSA) by use of subjective and objective measures.
Results Successful third ventriculostomy, confirmed by MRI, was performed in 9 cases of children with obstructive hydrocephalus. No complications were found in all patients.
This analytic method introduced direct alkaline hydrolysis, omitted laborious preliminary purification steps of samples prior to GC, and the method was simple and convenient.
The analysis on frequent trouble in thickener using quality control method shows that the overload is the root cause for the thickener trouble, then countermeasures are proposed.