Assessment of myocardial metabolic disorder associated with mediastinal radiotherapy for esophageal cancer -a pilot study-

Table 2 Cardiac examinations

Case	ECG (pre-RT)	ECG (post-RT)	BNP (pre-RT)	BNP (post-RT)	Pericardial effusion
1	Left axis deviation	Left axis deviation	41.5 pg/ml	65.1 pg/ml	+
2	Abnormal PR interval	Normal	11.0 pg/ml	20.4 pg/ml	-
3	Normal	Normal	46.9 pg/ml	149.7 pg/ml	-
4	Normal	Normal	24.9 pg/ml	18.8 pg/ml	+
5	Normal	T wave abnormality	7.3 pg/ml	38.2 pg/ml	+

Abbreviations: ECG electrocardiogram, RT radiation, BNP brain natriuretic peptide.

ISSN: 1748-717X