"There have been some instances of the fungal infection, found in Maharashtra and Gujarat, in Kerala also. State medical board has collected samples and further tests are being conducted," Vijayan told reporters here.
The Infectious Disease Department of the Medical College here has also taken note of the development, he said.
Also known as black fungus, the infection has been found in some recovering and recovered coronavirus patients from some states.
As many as 52 people have died due to mucormycosis in Maharashtra since the COVID-19 outbreak last year.