Cases reported "Flank Pain"

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1/3. Posterior "Nutcracker" phenomenon in a patient with abdominal aortic aneurysm.

    We report on a posterior "nutcracker" phenomenon due to an abdominal aortic aneurysm in a patient with a retro-aortic left renal vein. A 71-year-old man with a known abdominal aortic aneurysm presented in the emergency room with mild hematuria and flank pain. Computed tomography angiography revealed an aortic aneurysm, which compressed the left renal vein between the aorta and the vertebral column. Compression of the left renal vein, due to the aorta with consecutive congestion and hematuria as well as flank pain, was previously described as nutcracker phenomenon. In case of a retro-aortic left renal vein, increase of the aortic diameter can lead to compression of the renal vein and furthermore to the classical signs and symptoms of the "nutcracker" phenomenon, even though the aneurysm is not ruptured or there are no aorto-caval or aorto-left renal vein fistulas.
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ranking = 1
keywords = vein
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2/3. Isolated renal vein thrombosis after blunt trauma.

    Renal vein thrombosis typically occurs in the setting of nephrotic syndrome, tumor thrombus, primary retroperitoneal processes with vein compression, oral contraceptive use, steroid therapy, transplanted kidney, or trauma. Trauma-induced renal vein thrombosis usually presents in combination with renal arterial or parenchymal injury. We report a case of isolated renal vein thrombosis secondary to blunt abdominal and flank trauma. The diagnosis was made with computed tomography, which revealed a filling defect in the affected renal vein and persistent nephrogram on delayed images. In general, conservative management is the preferred treatment approach with anticoagulation.
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ranking = 36.956032772031
keywords = thrombosis, vein thrombosis, vein
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3/3. Isolated renal mucormycosis: an unusual cause of acute renal infarction in a boy with aplastic anaemia.

    mucormycosis is an opportunistic fungal infection occurring most often in immunocompromised patients. The most common clinical presentation of infection with the fungus is rhinocerebral, followed by primary pulmonary, disseminated, gastrointestinal and cutaneous manifestations. Renal involvement in disseminated mucormycosis is well described, however, there are only few case reports describing the isolated renal mucormycosis in literature. We present an unusual case of renal mucormycosis in a patient of aplastic anaemia who presented with right flank pain and, on imaging, was found to have renal infarction and thrombosis of renal vessels. Histopathology revealed fungal hyphae infiltrating the entire kidney, renal vessels and perinephric space.
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ranking = 2.5665415509998
keywords = thrombosis
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