A three-year boy died of dengue in the city's Park Circus area, pushing the death toll due to the vector-borne disease to 23 since January, a source in the state health department said on 18th November.

The boy, a resident of Lake Town, who was admitted to the Institute of Child Health last week with high fever, died on November 17 night because of dengue, a senior doctor of the hospital said. The child was at the pediatric intensive care unit at the medical facility since November 15, he said. According to a senior official at the state health department, over 40,000 people have been affected by dengue in the state since January. The affected districts include North and South 24 Parganas, Howrah and Hooghly.