Some of the key steps have included deployment of more community health workers and decentralized lab testing.
The test the US Centers for Disease Control and Prevention uses to identify clade I mpox cases is 'most likely not reliable' for detection of the substrain identified in the study, the authors say.
Another mpox study today showed that dose-sparing vaccine administration of the Jynneos vaccine appeared to have worked.
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Close adherence to glove-wearing and other standard precautions likely protected residents, the authors say.
Like other recent cases, the patient had traveled to Uganda, one of Africa's clade 1b mpox hot spots.
Among confirmed cases in the DRC, children 15 years and younger account for 49% of cases.
Though the current African outbreak also features sexual transmission, household transmission is also taking place at a high rate.
In other developments, the WHO says violence in the eastern DR Congo complicates the country's mpox response and that Azerbaijan has reported its first case.
In the region's other developments, Sierra Leone reported more cases, with the first two linked to the clade 2 global strain.
The UK mpox patient had recently returned from Uganda, where clade 1b is spreading in the community.
In DRC hot spots, vaccination will target the greater community, not just contacts. A trial of the antiviral drug brincidofovir also launched in the country.
The ECDC says there have been 11 cases in Europe since August 2024, all mild.
The index patient had been in the DR Congo, and related infections were reported in 4 contacts.