The city on Tuesday saw the first death due to a rain-related illness this monsoon, with sources saying that a 49-year-old man from Santacruz East succumbed to leptospirosis. The BMC, however, said its death review committee will ascertain what claimed the man’s life. Mumbai saw 65 lepto cases in July of which about half were reported in the past seven days. The casualty comes amid an increase in cases of monsoon ailments like swine flu, dengue and lepto in Mumbai.

Sources said Sunil Singh was admitted to civic-run V N Desai Hospital on July 18 for fever and a few health complications. He was taken to the ICU ward after his health worsened and put on a ventilator but he died on Tuesday. They said Singh’s kidneys and liver failed due to leptospirosis.