New Delhi:Some hospitals in the national capital have said they are seeing recovered coronavirus patients returning to them with recurrence of the infection.
Earlier this month, the Delhi government-run Rajiv Gandhi Super Speciality Hospital saw two instances of patients with relapse of coronavirus, almost one-and-a-half months after they were cured of the infection. In both the instances of relapse, the patients had moderate symptoms.
Aakash Healthcare in Dwarka had also reported a case where a cancer patient recovered from coronavirus and contracted the disease again after a couple of months. The second time proved fatal for the patient who succumbed to the virus.
Last month, the case of a Delhi policeman having a relapse of the novel coronavirus had emerged which had left experts baffled.
In the same month, a similar case had surfaced in the national capital after a nurse employed at a civic-run dedicated COVID-19 hospital had tested positive again after recovering from the contagious disease.
According to Dr BL Sherwal, medical director of the Delhi government-run hospital, unless the virus is cultured or gene sequencing done, it will be difficult to determine whether it is a different strain of the virus that has infected the person the second time.
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"There can be a relapse. The virus can be isolated from the body particularly from the sputum. We have the evidence that after ninth or tenth day the virus becomes non-infectious and the patients are not tested again," he said.