The Bosniak classification of renal cysts

The Bosniak renal cyst classification system was initially reported in 1986, using CT scan findings. Although other imaging modalities are frequently used in the evaluation of renal masses, such as ultrasound and magnetic resonance imaging (MRI), CT scan (with and without contrast enhancement), remains the primary diagnostic technique. Ultrasonography is helpful for simple cyst identification, […]
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Myelolipoma

Myelolipoma is a benign tumor-like lesion composed of mature adipose (fat) tissue and haematopoietic (blood-forming) elements in various proportions. Myelolipomas can present in the adrenal gland, or outside of the gland. Number of View: 2295
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Pseudoaneurysm of the Superior Mesenteric Artery

Pancreatic pseudoaneurysm rupture is a rare complication of chronic pancreatitis, with severe prognosis and high mortality. Angiography is usually required for confirmation of the diagnosis, but transabdominal ultrasound and CT angiography are useful noninvasive diagnostic methods. Number of View: 2465
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Aortic aneurysm

An aortic aneurysm is a general term for any swelling (dilation or aneurysm) of the aorta to greater than 1.5 times normal, usually representing an underlying weakness in the wall of the aorta at that location. While the stretched vessel may occasionally cause discomfort, a greater concern is the risk of rupture, which causes severe […]
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Wilms’ tumor

Wilms’ tumor or nephroblastoma is cancer of the kidneys that typically occurs in children, rarely in adults. Its common name is an eponym, referring to Dr. Max Wilms, the German surgeon (1867–1918) who first described this kind of tumor. Number of View: 2694
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Crohn’s disease

Crohn’s disease, also known as regional enteritis, is a type of inflammatory bowel disease that may affect any part of the gastrointestinal tract from mouth to anus, causing a wide variety of symptoms. It primarily causes abdominal pain, diarrhea (which may be bloody if inflammation is at its worst), vomiting (can be continuous), or weight […]
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Pancreatic cancer

Pancreatic cancer is a malignant neoplasm of the pancreas. About 95% of exocrine pancreatic cancers are adenocarcinomas. Number of View: 3860
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Liver segmentation

Liver segmentation. Liver segmentation. Except for the caudate lobe (segment I), the liver is divided into right and left livers based on the primary (1) division of the portal triad into right and left branches, the plane between the right and left livers being the main portal fissure (1) in which the middle hepatic vein […]
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Cholangiocarcinoma

Cholangiocarcinoma is a cancer of the bile ducts which drain bile from the liver into the small intestine. Other biliary tract cancers include pancreatic cancer, gall bladder cancer, and cancer of the ampulla of Vater. Cholangiocarcinoma is a relatively rare adenocarcinoma (glandular cancer), with an annual incidence of 1–2 cases per 100,000 in the Western […]
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Renal cyst

A renal cyst is a fluid collection in the kidney. There are several types based on the Bosniak classification. The majority are benign, simple cysts that can be monitored and not intervened upon. However, some are cancerous or are suspicious for cancer and are commonly removed in a surgical procedure called nephrectomy. Number of View: […]
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