No specific imaging pattern can help differentiate IgG4-related disease from idiopathic retroperitoneal fibrosis: 18 histologically proven cases.

CONCLUSIONS: After ruling out all known causes of RPF, retroperitoneal biopsy is still necessary to ascertain the diagnosis of IgG4-RD-RPF. No specific pattern can be used to distinguish between IgG4-RD-RPF and iRFP. PMID: 29465374 [PubMed - as supplied by publisher]
Source: Clinical and Experimental Rheumatology - Category: Rheumatology Tags: Clin Exp Rheumatol Source Type: research