The short version
- Health officials are investigating a possible transmission link between Ebola patients in Nigeria and Kenya who both passed through Uganda's Entebbe airport on October 3.
- The Nigerian patient, a Ugandan-born woman married to a Swiss diplomat, is improving in isolation while her husband remains asymptomatic under quarantine.
- Kenya has confirmed nine cases linked to the initial patient, with no evidence of community spread, and the first group of quarantined contacts will soon be released.
Public health authorities are conducting a detailed investigation into whether Ebola virus disease patients in Nigeria and Kenya may have been exposed to one another or shared a common source while transiting through Uganda. Both individuals traveled through Entebbe International Airport on October 3, prompting officials from the Africa Centres for Disease Control and Prevention (Africa CDC) to examine potential interactions involving shared equipment or other contact points within the facility.
Dr. Wessam Mankoula, head of emergency preparedness at the Africa CDC, described this scenario as one of several possibilities under review but emphasized that no definitive link has been established between the two cases. The investigation aims to determine if the infections stem from a single exposure event or separate transmission chains, a distinction critical for understanding the scope of the outbreak in the region.
Nigeria is currently managing its first confirmed Ebola case in more than ten years. The patient is a 42-year-old woman born in Uganda who resides in Abuja. According to the World Health Organization (WHO), she is receiving treatment in isolation and showing signs of clinical improvement. Her husband, a Swiss diplomat based in Nigeria, accompanied her on the trip to Uganda and is currently in isolation but has not developed any symptoms.
The timeline of the Nigerian patient’s infection remains under scrutiny. She returned to Abuja on October 3 after spending approximately two weeks in Uganda, with a stopover in Addis Ababa, Ethiopia. Symptoms appeared four days after her arrival in Nigeria, leading her to seek care at two private health facilities before testing positive for Ebola on October 20. Health officials are working to reconstruct her full travel and exposure history, though opportunities to interview the patient have been limited due to her hospitalization.
In contrast, the Kenyan case involves a man who traveled from the Democratic Republic of Congo through Uganda before arriving in Nairobi on the same day as the Nigerian patient. He subsequently died, marking Kenya’s first recorded Ebola death in the current outbreak. While both patients were present at Entebbe airport on October 3, investigators have not confirmed whether they met, used the same facilities, or had any direct contact.
Conflicting reports have emerged regarding the Nigerian patient’s potential exposure in the Democratic Republic of Congo, where the current outbreak originated. Ugandan health officials previously suggested she traveled to eastern DRC for business purposes. However, the WHO, Africa CDC, and Nigeria’s health ministry stated they have not received verified information confirming such a visit. Uganda maintains that it has no confirmed active Ebola cases and asserts that transit through its territory does not necessarily indicate local infection.
To clarify the genetic relationship between the cases, Nigerian authorities are prioritizing genomic sequencing of the virus strain found in the patient. Dr. Pavel Ursu, the WHO representative in Nigeria, noted that this analysis could help determine if the infection is related to other known cases. Meanwhile, the NCDC has identified additional individuals who may have been exposed to the woman, expanding beyond the initial 44 contacts reported. These new contacts include healthcare workers from various facilities and a small number of family members.
Nigerian authorities are focusing on identifying and quarantining high-risk contacts to prevent further spread. Dr. Mankoula declined to provide an updated figure on the total number of contacts until the government releases its official findings, but confirmed that the strategy involves isolating those at highest risk. In Kenya, the situation appears contained; Health Director-General Dr. Patrick Amoth stated that all nine confirmed infections are linked to the first patient, with no evidence of wider community transmission.
The first group of people quarantined in Kenya after potential exposure will begin returning home after completing 21 days of monitoring without developing symptoms. The remaining eight patients in Kenya remain in isolation and are responding well to treatment. Dr. Amoth urged the public to remain vigilant but avoid panic, noting that while the immediate threat is managed, the situation requires continued caution. The WHO stated it is too early to determine the exact source of exposure for the Nigerian patient as investigations continue.
Sources behind this briefing
Go to the original reporting
- BBC World↗Nigeria and Kenya Ebola patients may have crossed paths at Uganda airport, officials say
