Officials said Monday night there has been an uptick in Legionnaires' disease cases in Central Harlem.The New York City Department of Health said there are now 90 confirmed cases, including three deaths.

Three people have died and at least 67 people have been diagnosed with Legionnaires’ disease in a cluster that broke out in New York City last week.

Adults who have been in the affected area since late July with flu-like symptoms, fever, cough or difficulty breathing should seek immediate medical attention, health officials say.