Histopathologic Overlap between Fibrosing Mediastinitis and IgG4-Related Disease

Table 1

Radiological, microbiological and histological characteristics of the 15 FM patients.

Age/gender	Histological features of IgG4-RD	Chest radiology	Histoplasmosis/granulomatous disease	Histological granulomatous inflammation
25/M	Definite	Right mediastinal mass	Suggestive	Absent
32/M	Definite	Calcified left hilar mass	Conclusive	Present
65/F	Definite	Right mediastinal mass	Conclusive	Present
51/F	Absent	Calcified left cervical and right hilar mass	Conclusive	Present
31/F	Absent	Calcified right mediastinal mass	Suggestive	Absent
27/F	Absent	Calcified right mediastinal mass	Conclusive	Present
27/F	Absent	Diffuse mediastinal infiltration	Suggestive	Present
48/F	Absent	Left mediastinal mass	Suggestive	Present
35/M	Absent	Calcified bilateral hilar masses	Conclusive	Present
43/F	Absent	Right mediastinal mass	Not available	Present
44/M	Absent	Calcified anterior mediastinal mass	Not available	Absent
27/F	Absent	Calcified right mediastinal mass	Conclusive	Present
59/F	Absent	Calcified right mediastinal mass	Conclusive	Present
36/F	Absent	Calcified right mediastinal mass	Conclusive	Absent
58/F	Absent	Calcified right mediastinal mass	Not available	Absent