Bacteria is the primary cause of paratyphoid or typhoid fever and similar diseases. Typhoid fever is caused by Salmonella Typhi, a bacteria that leads to paratyphoid fever. People infected with these bacteria should get a typhoid test in Delhi done as they spread them to others, which usually occurs whenever an infected person uses the bathroom and does not wash their hands. Therefore, a blood test for typhoid in Delhi is recommended to confirm this occurrence. In contrast, travelers eating foods or drinking beverages get contaminated with these bacteria and fall sick. Typhoid and paratyphoid fever causes identical symptoms, so you should get a typhoid blood test in Delhi. People with such diseases mainly have a fever that reaches 103 to 104øF. They might even have stomach pain, weakness, constipation or diarrhea, cough, or loss of appetite. A few individuals might even develop a rash of flat or rose-colored spots. Internal bleeding and fatality occur; however it is rare.