The World Health Organization does not believe the monkeypox outbreak outside Africa will lead to a pandemic, an official said on Monday, adding it remains unclear if infected people who are not displaying symptoms can transmit the disease.

More than 300 suspected and confirmed cases of monkeypox - a usually mild illness that spreads through close contact and can cause flu-like symptoms and pus-filled skin lesions - have been reported in May, mostly in Europe.

The WHO is considering whether...