Can you advise for nutcracker syndrome?

Left renal vein.: The Nutcracker Syndrome is due to compression of the left renal vein between the aorta and the superior mesenteric artery. These two arteries serve as a nutcracker compressing the left renal vein between them. The symptoms are usually back and flank pain, blood in the urine and abdominal pain. If you have this problem, a CTA of the abdominal arteries will make the diagnosis.

Left renal vein : compression between the superior mesenteric artery and the aorta. Please be evaluated by a urologist. You may need a CT arterogram/venogram. Treatment depends on severity. Must rule out stones or pelvic congestion syndrome. There is a more rare condition called loin pain hematuria syndrome which has similar symptoms. Different from SMA syndrome which compresses the duodenum.