After 3 days of bih, the base of the umbilical cord is red and swollen. It indicates
Redness or edema at the base of umbilical cord indicate inflammatory changes and infectionIt is called as omphalitis(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 890, 811)
Normal phenomenon
CHF
Infection
Clotting factor deficiency
All India exam