A 34-year-old male with left loin pain and haematuria.

The text discusses a case of a 34-year-old male who presented with left loin pain and haematuria, along with other symptoms. It explores the possible diagnoses for these symptoms, including LRV entrapment and loin pain haematuria syndrome. The text also provides a comprehensive list of conditions that can cause haematuria and discusses the diagnosis and treatment options for nutcracker syndrome. It includes references to various articles and studies that provide valuable information for researchers and healthcare professionals studying nutcracker syndrome. [Extracted from the article]