What does lobulated kidney mean?

Persistent fetal lobulation is a normal variant seen occasionally in adult kidneys. It occurs when there is incomplete fusion of the developing renal lobules. Embryologically, the kidneys originate as distinct lobules that fuse as they develop and grow.

What does hyperechoic kidney mean?

With regard to the kidney, echogenicity generally refers to how bright or dark the kidney parenchyma appears in comparison to the liver.

What is a bilateral kidney lesion?

More commonly found bilateral renal masses that are discussed include metastasis, lymphoproliferative disorders, adult polycystic kidney disease, angiomyolipomas, renal infracts and renal abscesses. Less common bilateral renal masses include transitional cell carcinoma, oncocytoma, and hematomas.

What species has a lobulated kidney?

Although, kidneys naturally multipyramidal in their medullary morphology are rare in terrestrial mammals, kidneys with lobulated medullas do occur in: elephants, bears, rhinoceroses, bison, cattle, pigs, and the okapi.

What are symptoms of kidney lesions?

What are the Symptoms of a Kidney Mass?

• Hematuria (blood in urine)
• Flank pain between the ribs and hips.
• Low back pain on one side (not caused by injury) that does not go away.
• Loss of appetite.
• Weight loss not caused by dieting.
• Fever that is not caused by an infection and does not go away.
• Anemia (low red blood cell count)

What are the symptoms of a cyst on the kidney?

Simple kidney cysts typically don’t cause signs or symptoms. If a simple kidney cyst grows large enough, symptoms may include: Dull pain in your back or side. Fever. Upper abdominal pain.

What can cause kidney cysts?

Causes. The cause of simple kidney cysts is not known. However, complex kidney cysts may be the result of another medical condition such as polycystic kidney disease and they could be present at birth. Furthermore, complex cysts could be induced by a parasitic infection such as tapeworm.

Are kidney cysts harmful?

Simple cysts don’t damage the kidneys or affect their function. Polycystic kidney disease (PKD) is an inherited condition that causes many cysts to form on the kidneys. These cysts can damage the kidneys as they grow. Cysts are usually harmless.

What causes renal cyst?

One of the causes of renal cyst is intestinal parasite infection, such as by tapeworm. Kidney cysts are most commonly seen in patients undergoing dialysis. The patients who are undergoing peritoneal dialysis and hemodialysis are especially, at the risk of formation of multiple and bilateral kidney cysts.