Kasabach-Merritt Syndrome, an underdiagnosed swollen leg in newborn with anemia and jaundice.

KEY CLINICAL MESSAGE: Kasabach-Merritt syndrome is a rare disease. Early recognition, timely transfer, and proper management are crucial in reducing bleeding complication and mortality.

ABSTRACT: The authors report a rare case of Kasabach-Merritt syndrome in a Cambodian neonate presenting with anemia and jaundice at Day 5 of life. Since the mass was not recognized at birth, the diagnosis and treatment were delayed, thus leading to demise.