This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hernia, Subject name: Surgery
The following patient shows painless lump in umbilicus with reduction on lying down. The diagnosis is: 
Select and explain. 
A. Umbilical hernia, B. Fistula in Umbilicus, C. Omphalitis, D. Gastroschisis
A: Umbilical hernia
Answer: A: Umbilical hernia 
Explanation: Ans. (a) Umbilical hernia* Small umbilical hernia with cough impulse can be identified clinically.* There is less chances for obstruction in children and we can observe for spontaneous closure upto 5 years in children.