Kidney cysts 6 cm are generally more serious. Kidney cyst 6 cm is a larger cyst and should be taken seriously. If the cyst is not intervened in time, it will compress the surrounding tissues, leading to kidney function decline and damage, and in serious cases, it will also lead to ischemia of kidney tissues, and even the cyst may rupture, causing various complications such as hemorrhage. It is recommended to go to the hospital as soon as possible to use renal cystectomy treatment to avoid the progression of the disease. Patients with renal cysts should pay attention to more rest in daily life, appropriate exercise, avoid doing strenuous and dangerous activities, and also pay attention to prevent the occurrence of trauma, such as bumps and bruises. Patients with renal cysts should go to regular hospitals in time and follow the doctor’s instructions for standardized treatment to avoid delaying the condition.