QuestionSBA
QuestionChoice
This is a rare condition, which typically presents as bilious vomiting within the first day of life.
10005424
d
Malrotation
QuestionChoice
Pyloric stenosis is a condition resulting from the hypertrophy of the pyloric sphincter. It typically occurs in babies aged 6-8 weeks old. The classic presentation is of projectile vomiting as in this case. The palpable mass, often described as a smooth olive-sized mass, is the hypertrophic pyloric sphincter.
10005421
a
Pyloric stenosis
QuestionChoice
Gastro-oesophageal reflux affects up to 40% of children during the first 6 months of life. It can present as vomit after feeds, but is not normally projectile. There is often associated crying/irritability, arching of the back or drawing up of the knees into the chest.
10005422
b
Gastro-oesophageal reflux disease
QuestionChoice
Intussusception usually affects infants between 6-18 months old. It features intermittent, severe, crampy, progressive abdominal pain. There might be a palpable mass, but the key presenting feature is usually bloody stools.
10005425
e
Intussusception
QuestionChoice
Volvulus presents with bilious vomiting, abdominal pain (if old enough to complain of) and somnolence.
10005423
c
Volvulus
Concept
Chapter
2693
4403
Pyloric stenosis
Topic
153
Paediatrics
13631
An eight-week-old baby is visited by the health visitor with projectile vomiting after feeds for the last few days. The vomit is profuse but not green and occurs within minutes of a feed. The baby remains otherwise well and still appears to have an appetite. On examination, there is a palpable mass in the upper abdomen.

Which of the following is the most likely diagnosis?
a