Widal test positive means: The Widal test

The Widal test, developed in 1896 and named after its inventor, Georges-Fernand Widal, is an indirect agglutination test for enteric fever or undulant fever whereby bacteria causing typhoid fever are mixed with a serum containing specific antibodies obtained from an infected individual. Widal test Enteric fever Sample for Enteric fever It is done on the serum of the patient for the widal test. A random sample can be taken. For blood, culture collects the blood in sterile test tubes or specialized culture tubes. For urine culture, clean the area and then collect the mid-stream sample. Stool culture samples may be collected in sterile containers. Bone marrow, if needed, will be done with all precautions and sterilely. Purpose of the test (Indication) This test is done to ... A Widal test means your body has developed resistance against Salmonella bacteria. However, the positive result means past exposure to the disease, inherent antibodies, or false positives. What does a Widal test positive result mean? It means your blood contains antibodies against Salmonella bacteria, which may indicate a past or present infection.