Please rate topic.
Average 5.0 of 7 Ratings
A 5-week-old male infant is brought to the Emergency Department with the complaint of vomiting. His parents state he has been unable to keep normal feedings down for the past week and now has projectile non-bilious vomiting after each meal. He was given a short course of oral erythromycin at 4 days of life for suspected bacterial conjunctivitis. Physical examination is significant for sunken fontanelles and dry mucous membranes. A palpable, ball shaped mass is noted just to the right of the epigastrum. Which of the following conditions is most likely in this patient?
Hypertrophic pyloric stenosis
Select Answer to see Preferred Response
A 3-week-old boy has non-bilious projectile vomiting that occurred after feeding. After vomiting, the infant is still hungry. The infant appears dehydrated and malnourished. A firm, “olive-like” mass of about 1.5 cm in diameter is palpated in the right upper quadrant, by the lateral edge of the rectus abdominus muscle. On laboratory testing, the infant is found to have a hypochloremic, hypokalemic metabolic alkalosis. Which of the following is most likely the cause of this patient’s symptoms?
Hypertrophy of the pylorus muscle
Aganglionic colon segment
A 5-week-old boy presents to the emergency department because of feeding problems. His parents inform the physician that their child has been vomiting after many of his feeds for the past week. They state that this is a new issue. His temperature is 97.6°F (36.4°C), blood pressure is 74/50 mmHg, pulse is 170/min, respirations are 15/min, and oxygen saturation is 99% on room air. Ultrasound of the abdomen is performed as seen in Figure A. Which of the following changes in Figure B is most likely to be seen in this patient?