Symptoms of renal cyst with cyst wall calcification vary according to the condition. If infection occurs, symptoms of urinary tract infection will appear, and if the renal cyst is too big, it will lead to lumbar and abdominal discomfort. 1. Infection: If renal cyst with cyst wall calcification and infection occurs, patients are prone to urinary tract infection symptoms such as blood in the urine, frequent urination, urinary urgency, urinary pain, as well as nausea, vomiting, chills, fever, and white blood cell elevation, urine leukocytes positive and other symptoms. 2. Kidney cysts are too large: when the size of kidney cysts is more than five centimeters, it will lead to lumbar and abdominal discomforts such as lumbar soreness, back pain and lumbar distension due to compression, and if it presses the renal blood vessels, it may activate the renin system, which will lead to the increase of blood pressure. Patients should seek medical attention if they experience discomfort.