Victims of the already obscure infection had been enduring flu-like side effects such as fever, cerebral pains, breathing challenges and anaemia.
The lion's share of tests that have been tried showed that they had caught jungle fever - which is caused by a parasite carried by mosquitoes and is endemic in the locale - with far-reaching ailing health compounding the situation.
However, well-being specialists are not administering the plausibility of other variables at play in the Panzi well-being zone.
Concerns around the sickness have developed after the passing of a grown-up male persistent showing indications related to haemorrhagic fever.
This provoked a hypothesis around potential viral contamination happening at the same time as jungle fever, Dr Ngashi Ngongo, from the Africa Centres for Infection Control and Avoidance (Africa CDC), told writers on Thursday.
Samples from the expired quiet have been sent to the Congolese capital, Kinshasa, for testing, with is anticipated in the following week.
Africa CDC, the UN's World Wellbeing Organization, and other organizations are forcing examinations into the flare-up, with encouraging testing beneath way.