Table 2.

Numbers of cases in our interpretation categories and radiologic features

Our interpretation categoriesa	MRI finding
	Probable	Possible	Nonspecific	Unlikely	Not checked	Total
1. Positive for cardiac sarcoidosis: presence of four indicators	4	-	-	-	1	5
2. Probable for cardiac sarcoidosis (1): Presence of three (confluent fibrosis, fatty change and increased histiocytes) but no micro-granuloma	2	-	-	-	-	2
3. Probable for cardiac sarcoidosis (2): Presence of confluent fibrosis and fatty tissue infiltration	3	1	1	-	1	6
4. Nonspecific (1): Confluent fibrosis without associated fatty tissue	2	-	1	-	-	3
5. Nonspecific (2): Fatty tissue without associated fibrosis	1	-	3	2	-	6
6. Nonspecific (3): None of four possible indicators on endomyocardial biopsy	-	-	3	1	1	5
Total	12	1	8	3	3	27

Four presumptive indicators of cardiac sarcoidosis are micro-granuloma, confluent fibrosis, fatty change and increased histiocytes.

MRI, magnetic resonance imaging.

^aDetails of case groups 1–6 are shown in Table 1.