Mr Abba-Kaza noted that the outbreak had spread to 36 wards and more than 138 communities.
According to him, malaria cases were recorded alongside acute watery diarrhoea and sepsis.
He said that in Shinkafi General Hospital, about 401 cases were recorded between July 11 and August 5.
According to the group, the crisis has been worsened by deep cuts to international aid.
The Kebbi State Government declared a meningitis outbreak in March after laboratory tests confirmed positive cases.
The latest Lassa fever situation report revealed that 73 per cent of confirmed cases came from Ondo, Edo, and Bauchi states.
MSF stressed that addressing acute malnutrition in northern Nigeria required a multi-faceted approach.
After six years of providing medical humanitarian assistance to internally displaced people in Benue state, Nigeria, Médecins Sans Frontières (MSF) has taken the difficult decision to phase out our
“Since May, MSF. has been witnessing an unprecedented influx of malnourished children to our nutrition centre in Maiduguri, suggesting an alarming nutritional crisis in Borno.”
