Evaluation of pediatric head and neck masses can be challenging because the anatomy is complex and the diseases that affect the head and neck are numerous. Grouping head and neck lesions into broad categories based on anatomic location and suspected…
Respiratory distress is one of the most common complaints seen in the pediatric urgent care or emergency department setting. Clinically, respiratory distress is characterized by tachypnea, increased respiratory effort, and poor oxygenation. Radiographs remain the primary imaging modality for evaluation…
Liver and Biliary Tree Anatomy and Embryology The liver, gallbladder, and biliary tree originate from endodermal cells that form a diverticulum arising from the duodenal region of the primitive embryonic gut between 4 and 10 weeks' gestation. The larger cranial…