Near the eastern city of Goma, charities such as MSF are reporting rising numbers of refugees experiencing rape and torture

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They arrive every few minutes, survivors of the unrelenting sexual violence that defines one of the world’s most intractable conflicts. And among the first to assess the exhausted women after they reach the squalid camps on the outskirts of Goma, regional capital of the war-ravaged east of the Democratic Republic of the Congo (DRC), is Irengue Trezor.

The 35-year-old works for Médecins Sans Frontières (MSF), overseeing the charity’s sexual violence clinics within the sprawling camps of grubby white tents that are home to 650,000 people who have fled the fighting.