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Table 3 Findings on image studies

From: Acute aortic dissection: be aware of misdiagnosis

Study

Type I (n = 29)

Type II (n = 14)

Type III (n = 6)

Presented,

    

No

%

Electrocardiography

29

14

6

49

100

   abnormal

1

    

Chest x-ray

29

14

6

49

100

   Wide mediastinum

14

5

1

20

41

TTE

17

6

1

24

49

   true positive

11

1

 

12

50

   false negative

6

5

1

12

50

CT

25

8

4

37

76

   true positive

25

8

4

37

100

Coronary angiography

   

22

11

   true positive

   

21

95,45

   false negative

   

1

 
  1. TTE: Transthoracic echocardiography, CT: Computed tomography