Nutcracker phenomenon presenting as loin pain haematuria syndrome.

A 19-year-old female presented with bilateral severe loin pain associated with recurrent macroscopic haematuria. A provisional diagnosis of loin pain haematuria syndrome was made; the severity and frequency of pain led to referral to the pain management service. Alternative diagnoses were considered.

Colonic vascular anomalies and colon cancer in neurofibromatosis: report of a case.

We report a case of neurofibromatosis with synchronous adenocarcinomas in the sigmoid and transverse colon. There was widespread intimal proliferation in arteries in the region of the tumors and also in the cecum. Such vascular lesions are associated with von Recklinghausen's disease.