What causes cystic lesions on the kidney?

Kidney cysts occur when the tube of a nephron begins to get bigger and fill with fluid. Researchers don’t know what causes this to occur, but they do know that simple cysts aren’t inherited. It is believed that injury or microscopic blockages in the tubules may lead to the development of some simple kidney cysts.

What is the difference between a kidney cyst and a lesion?

Cysts are fluid filled structures that range from being “simple cysts” which are benign to more complex cysts which could be cancerous. Cysts are graded on a scale from 1 to 4 (Bosniak Classification). Bosniak 1 and 2 lesions are likely to be benign whereas Bosniak 3 and 4 lesions are more likely to be cancerous.

What does it mean when you have a lesion on your kidney?

A kidney mass, or tumor, is an abnormal growth in the kidney. Some kidney masses are benign (not cancerous) and some are malignant (cancerous). One in four kidney masses are benign. Smaller masses are more likely to be benign.

What is cystic lesion?

A cyst is a sac that may be filled with air, fluid or other material. A cyst can form in any part of the body, including bones, organs and soft tissues. Most cysts are noncancerous (benign), but sometimes cancer can cause a cyst. Tumor. A tumor is any abnormal mass of tissue or swelling.

What is a superior pole cyst?

Complex, in a cyst, means it has more than one connected sac structure. Superior pole means the top of the organ. Right kidney means…the kidney on the right side of your body. So, the whole phrase together means you have a roughly 5mm-diameter cyst with multiple sacs (aka loculations) on the very top of your right kidney.

What is a kidney renal cyst in mid-pole?

A cyst is a fluid-filled sac. Cortical describes its location in the cortex, meaning the outer portion of the kidney. Mid pole is the middle portion of the kidney . Renal cortical cyst is named due to the location.

What is a renal pole cortical cyst?

The cortical cyst is a common condition that affects people of different ages and genders. The name of the cyst is given by its location, meaning the renal cortex . The renal cortex is situated outside the kidney, being responsible for the filtering of the blood and removal of toxins from the body.

Are large cyst on kidneys serious?

In general, a cyst may be dangerous if it affects a major organ or the breasts, if it grows particularly large, or if it ruptures. Cysts can be dangerous when found in the lungs. Some of the most common locations for cysts to form in the body are on the ovaries, in the kidneys, on the esophagus, and in the pancreas.