[Retroperitoneal Fibrosis - on the Benefits of Trustworthiness in Everyday Practice].

Retroperitoneal Fibrosis - on the Benefits of Trustworthiness in Everyday Practice Abstract. Despite negative radiology results, the described patient's back pain clearly had to be a somatic one - concluded by his primary care provider because of the patient's trustworthiness. The clinical presentation, histopathology of surgical excision and chemistry (IgG4) revealed the diagnosis of a retroperitoneal fibrosis. The symptoms as well as the fibrosis disappeared due to glucosteroid and rituximab therapy.