Bladder examination is mainly to further confirm the diagnosis of bladder lesions, and commonly used examination methods include clinical examination, routine urinalysis, imaging examination and cystoscopy. 1. Clinical examination: determine whether there are lumps in the bladder area through clinical palpation and whether there is localized pressure pain, so as to make a preliminary diagnosis of the bladder condition. 2. Urine routine examination: It can determine whether there is inflammatory reaction and whether there is mucous membrane damage through urine routine examination. 3. Imaging examination: mainly including ultrasound and magnetic resonance imaging (MRI), which can determine whether there are organic lesions in the bladder, and can also measure the function of the bladder. 4. Cystoscopy: abnormalities in the bladder mucosa are found, and cystoscopy is needed for further examination, and part of the tissue can be taken out for pathology if necessary. Clinically obvious urinary frequency, urinary urgency, urinary pain accompanied by bladder mass, need to consult a doctor for examination, diagnosis of the condition after the standardized treatment, to avoid delays in the condition.