Widal test •Doctors insist this is not enough to diagnose typhoid fever One of the commonest ailments, among urban Nigerians, is arguably typhoid fever.

The Widal test involves testing for agglutinating antibody levels against O antigens which usually appear 6 to 8 days after disease onset and H antigens which appear on days 10 to 12.

Monsoon season brings a rise in cases of waterborne diseases like viral fever, dengue, and typhoid. All of these diseases have overlapping symptoms making it hard to differentiate these conditions ...

Correspondence Archive Health Boards and the Widal Test for Typhoid Fever Published September 9, 1897 Boston Med Surg J 1897;137: 276 DOI: 10.1056/NEJM189709091371110 ...