A genetic analysis of a large database of people with HIV in the UK in care shows that 18% of men with HIV who claim to be exclusively heterosexual in fact belong to clusters of linked infections that consist only of men.

This provides a minimum figure for the proportion of men with HIV in the UK who are what the researchers call “undisclosed men who have sex with men (MSM)”. This study provides a considerably higher estimate of the proportion of ‘heterosexual’ men with HIV in the UK who are in fact undisclosed MSM than a previous study in 2014.

You can read the full article here.