How can you know if you have kidney disease?

Patient's question:

Nausea, loss of appetite, headache, dizziness, yellow urine with pain for three days

Doctor's answer:

Analysis of the condition: Generally speaking, common symptoms of nephritis include edema, increased foam in urine, hematuria, lower back pain, and high blood pressure. Suggestions: Although these are typical symptoms, to be honest, a conclusion cannot be drawn without strict examinations.