Fever for ten days without finding out the cause of the fever to be investigated, considering and pathogenic infections, immune diseases, oncological diseases, etc., can cooperate with the doctor to give physical examination, laboratory tests, imaging tests, pathological biopsy and so on to seek for a specific cause of the disease.
1. Physical examination: Physical examination is mainly to ask about the medical history, the doctor needs to carefully ask the fever patient about the urgency of the disease, the time of the onset of the disease, the history of travel, the history of medication and so on, to prevent omission of the medical history, to help finalize the diagnosis. At the same time, a detailed physical examination is also needed to clarify whether there are skin lesions, rashes, lymph node enlargement and so on.
2. Laboratory tests: routine blood tests can clarify whether the patient has infections or blood system diseases. Urine routine examination can also reflect whether the patient has urinary tract infection or metabolic condition. Liver and kidney examination can reflect the basic condition of liver and kidney function, and thyroid function examination can clarify whether the thyroid function is normal.
3. Imaging examination: through the liver, gallbladder, spleen, kidneys, ureter, bladder, lymph node expansion organs, etc., it is of great significance for the substantial lesions of each organ. Through X-ray, CT, and MRI, etc., it can also be used as a routine examination for fever to be investigated, which can exclude diseases in the respiratory skeletal system.
4. Pathological biopsy: Doctors will carry out targeted pathological biopsy according to the clues, for example, bone marrow cytology can clarify and exclude part of the hematologic malignant tumors, and through the lymph node biopsy, it can clarify whether it is lymphoma.
A fever that is difficult to relieve for more than ten days should be treated promptly by a doctor.