Curated by Dr Ashish Chauhan, Apollo Fever Panel - Advance package consists of tests like the Widal test, malaria parasite test, chikungunya, Weil Felix, and typhoid test, which are essential to identify the underlying cause of fever. These tests are usually recommended for people who get a frequent fever that is accompanied by chills, nausea, and body pain.Fever is one of the most common ailments that can affect just anyone. Even though suffering from fever is not life-threatening, if left untreated, it can potentially lead to severe complications. In general, fever is characterised by a sudden increase in body temperature.Both adults and children can suffer from fever. It is a reaction of the body's immune system. So, when the body temperature goes beyond 100.4°F, it is considered to be a fever. The condition might vanish within a few days, but the fever symptoms must be kept in mind.HeadacheShivering and chillsLoss of appetiteExtreme weakness and fatigueDiarrhoea and constipationBody acheNauseaDehydrationVomitingIrritabilityHowever, these symptoms might depend upon the underlying condition causing them. It is essential to notice these complications and address them properly while caring for young children and disabled patients. Fever is commonly diagnosed by measuring the body temperature using a thermometer. The device determines the exact body temperature of the patient. Doctors might use a digital thermometer by positioning it under the armpit, orally or rectally.If a doctor or healthcare professional ascertains that the fever symptoms are not normal, they might recommend the Apollo Fever Panel Advance test package. The test package is the most comprehensive set of procedures that help doctors detect the root cause of the fever. Opting for the test package will prevent the fever symptoms from worsening and significantly reduce the risk of severe complications.Fever is usually a response from the immune system due to an infection, which can be bacterial or viral. A sudden increase in body temperature might indicate dengue, malaria or COVID-19. That is why the Apollo Fever Panel Advance test package comprises several tests divided into multiple categories for accurate diagnosis:Widal Test (Slide method) - This consists of a series of tests used for determining typhoid and paratyphoid. The tests include Salmonella Typhi 'O' and Salmonella Typhi 'H'.Chikungunya IgM - The chikungunya test analyses the presence of chikungunya virus from a recent infection.Typhidot IgM - The typhidot IgM antibody test detects the presence of the Salmonella bacteria in the blood, which causes typhoid.Culture & Sensitivity Urine - It consists of physical and biochemical examinations to evaluate the urine sample for internal infectionsWeil-Felix Test - This test check for rickettsial organisms in your blood which are transmitted by fleas, ticks, mites and lice.Apollo 24|7 offers a highly reliable and accurate Fever Panel Advance test package that includes 39 tests. It is recommended to opt for this test package as soon as the fever symptoms and associated complications arise.