Fungal fibrosing mediastinitis in pregnancy - Case report with review of literature.

Fibrosing mediastinitis (FM) is characterized by extensive and invasive fibro-inflammatory proliferation, triggered by a delayed hypersensitivity reaction to variety of infective or noninfective stimuli. The infective agents often have a geographic distribution such as Histoplasma capsulatum in North America and Mycobacterium tuberculosis in Asian regions. In few reports, the mediastinitis is caused by fungi, particularly Aspergillus species. We report the first case of possible aspergillous FM in a young pregnant woman.