The items that need to be examined for uremia include laboratory tests, imaging tests, radionuclide nephrography and so on. 1. Laboratory tests: routine blood test to assess the presence of anemia and infection; urine test to assist in the diagnosis of the type of kidney disease; kidney function and electrolytes to assess the state of kidney function. 2. Imaging examination: including abdominal ultrasound as well as CT, which can understand the location and size of the kidneys, the presence of tumors, fluid accumulation and so on. Usually, patients with uremia have atrophy of both kidneys and thinning of the cortex. 3. Radionuclide nephrography: it can understand the secretion and excretion function of bilateral kidneys, and then determine the damage of kidneys. The emergence of uremia is very serious, you need to consult a doctor in a timely manner, follow the doctor’s instructions to improve the relevant examination, clarify the condition, symptomatic treatment.