In plague countries the diseases with which it is most liable to be confounded are malaria, relapsing fever and typhus, or broncho-pneumonia in pneumonic cases.
It was first recorded as poisonous by Livingstone and is now known to be the carrier of the Spirochaete of relapsing fever in man, known as tick fever.
Tick-borne relapsing fever in west USA and west Canada.
relapseiod of 2 years should be allowed after recovery from relapsing fever.
A period of 2 years should be allowed after recovery from relapsing fever.