A 7-year-old conscious boy presents with marked respiratory…

A 7-year-old conscious boy presents with marked respiratory distress. Your assessment reveals the presence of intercostal and supraclavicular retractions and nasal flaring. His oxygen saturation is 93% on room air, and his heart rate is rapid. The MOST appropriate initial treatment for this child involves:

What is the likely pathology if the sonographic examination…

What is the likely pathology if the sonographic examination on a 12-year-old boy with point tenderness in the right lower quadrant pain and an elevated white blood cell documents a noncompressible, hypoechoic mass with good sound transmission in the right lower quadrant?