Neck Swelling and Fussiness in an 8-week-old Infant

1. null David S. Kim, MD* 2. null Abiara V. Agwu, MD* 3. null Carol J. Baker, MD* 1. null *Department of Pediatrics, McGovern Medical School at The University of Texas Health Science Center at Houston (UTHealth), Houston, TX An 8-week-old male infant presents to the emergency department with 5 days of constipation and recent onset of fussiness, decreased feeding, and a swelling in the right neck. No temperature abnormalities are...