1C11.00ICD-11 MMS 2026-01
Oroya fever
Description
A disease commonly caused by an infection with the gram-negative bacteria Bartonella bacilliformis. This disease is characterised by severe haemolytic anaemia and transient immunosuppression. This disease may present with fever, malaise, or jaundice. Transmission is through the bite of infected sandflies from the genus Lutzomyia. Confirmation is by identification of Bartonella bacilliformis in a blood sample.
Index terms
- Oroya fever
- Bartonella fever
- Systemic Carrión disease
Show allHide
- Systemic bartonellosis due to Bartonella bacilliformis
- systemic bartonellosis
Exclusions from above levels
NE83.1– Infection arising from device, implant or graft, not elsewhere classified
Sibling codes
Foundation entity
Part of: 1C11.0: Carrion disease › 1C11: Bartonellosis › 01: Certain infectious or parasitic diseases