What is a hemangioma on your kidney?
Hemangioma is a rare tumor found in the urinary tract. Though it may occur in any part of the tract, the kidney is most frequently affected, followed by the urinary bladder, ureters, and urethra (1-4). It is one of the benign causes of hematuria in young adults.
Can you have a hemangioma on your kidney?
Hemangioma of kidney is a rare benign tumor. Although it may be clinically silent, their main symptom is hematuria, sometimes profuse and relapsing. We report two such cases which presented with episodes of hematuria and were clinically and radiologically diagnosed as transitional cell carcinoma.
Can a hemangioma be misdiagnosed?
The so-called atypical hemangioma may actually be a misdiagnosed hepatocellular carcinoma or cholangiocarcinoma. Therefore, the responsibility of these patients should be assumed by specialized teams including dedicated radiologists (21). Sixteen of the 24 patients in this series had undergone a CT or MRI examination.
Is hemangioma a form of cancer?
A benign (not cancer) blood vessel tumor that forms on the skin, in the tissue below the skin, or in an organ. Infantile hemangiomas may be raised or flat and usually appear as bright red-blue lesions on the skin. They may sometimes be called a “strawberry mark”.
What causes hemangioma?
Hemangiomas of the skin develop when there’s an abnormal proliferation of blood vessels in one area of the body. Experts aren’t sure why blood vessels group together like this, but they believe it’s caused by certain proteins produced in the placenta during gestation (the time when you’re in the womb).
What is a birthmark on the kidney?
Angiomyolipomas are the most common benign tumour of the kidney. Although regarded as benign, angiomyolipomas may grow such that kidney function is impaired or the blood vessels may dilate and burst, leading to bleeding.
What is considered gross hematuria?
Gross hematuria produces pink, red or cola-colored urine due to the presence of red blood cells. It takes little blood to produce red urine, and the bleeding usually isn’t painful. Passing blood clots in your urine, however, can be painful. Bloody urine often occurs without other signs or symptoms.
Can a hemangioma cause back pain?
Most hemangiomas are symptom-free, but symptoms may include: Back pain. Pain that radiates along a nerve due to inflammation or irritation of the nerve root. Spinal cord compression.
What CT scan findings are characteristic of renal hemangioma?
Renal hemangioma in a 31-years-old man. A. Enhanced CT scan shows a non-enhancing mass with lobulated margin in the lower pole of the left kidney. Unenhanced CT scan shows a high-attenuated mass suggesting hemorrhage (not shown).
What is renrenal hemangioma?
Renal hemangioma is a rare benign mesenchymal neoplasm that consists of multiple endothelium-lined, blood-filled vascular spaces [ 1 ]. It commonly affects young adults with no specific sex predilection.
What is the largest renal hemangioma on record?
To the best of our knowledge this is the largest renal hemangioma on record. Cavernous hemangioma of the kidney. Case report Renal hemangiomas are rare neoplasms of the kidney, and the number of cases reported in the literature are about 200 since the original description by Virchow in 1867.
Is hemangioma of the renal capsule a mesenchymal tumor?
We present a rare example of hemangioma of the renal capsule. This benign mesenchymal tumor can present diagnostic difficulties, since it can radiographically and macroscopically simulate more common tumors of the kidney, including renal cell carcinoma.