In order to determine whether a parasite has been contracted, a person must first experience symptoms that could be linked to a parasitic infection. These can include diarrhea, nausea, vomiting, abdominal pain, weight loss, and fatigue. If the person has any of these symptoms, they should make an appointment with a doctor to get tested.
The doctor will then be able to perform a physical examination, as well as order laboratory tests such as a stool sample, blood work, and imaging studies. The stool sample will be analyzed for the presence of ova or parasites, while the blood work can detect antibodies that are produced in response to a parasitic infection. Imaging studies, such as an X-ray or CT scan, can also help the doctor to identify the presence of a parasitic infection.
Once the diagnosis of a parasitic infection is confirmed, the doctor will then be able to prescribe the appropriate treatment. This may involve the use of antibiotics, antiparasitic medications, or other medications, depending on the type of parasite.
In conclusion, the diagnosis of a parasitic infection can be determined by a physical examination, laboratory tests, and imaging studies. If a person is experiencing symptoms that could be linked to a parasitic infection, they should make an appointment with their doctor to get tested.