Occult nephritis, a glomerular disease with no obvious clinical symptoms, is usually found incidentally during routine urinalysis. Cryptogenic nephritis is one of the glomerular diseases, usually without edema, hypertension and renal function impairment, but only manifested as glomerulonephritic hematuria or (and) proteinuria, the lesion is relatively mild, no obvious clinical symptoms, usually found incidentally during routine urinalysis. In most cases of cryptogenic nephritis, the condition is relatively stable and may not progress for a long time, and no special treatment is usually needed, but patients should seek regular medical checkups to clarify whether there is any change in the condition. When the condition of cryptogenic nephritis continues to worsen, reasonable treatment should be carried out under the guidance of doctors. In daily life, patients should take better care of their kidneys to avoid kidney infections, avoid drinking and smoking, and avoid staying up late at night to prevent aggravation of the disease. When cryptogenic nephritis continues to worsen, it should be reasonably treated under the guidance of doctors.