Cardiology Research and Practice / 2016 / Article / Tab 3

Research Article

Diagnostic Yield of Echocardiography in Syncope Patients with Normal ECG

Table 3

Causes of syncope in normal and abnormal ECG groups with TTE performed.

Cause of syncopeNormal ECG with TTE performed (%)Abnormal ECG with TTE performed (%)

Vasovagal/orthostatic 58 (30.2)32 (34.4)
Arrhythmia/conduction diseases6 (3.13)16 (17.2)
Symptomatic anemia1 (0.5)0
TIA/CVA3 (1.5)0
Any severe valvular diseases3 (1.5)1 (1.08)
Ischemic cardiac events/acute HF exacerbation3 (1.5)10 (10.8)
Device malfunction0 1 (1.08)
Nonspecific118 (61.5)32 (34.4)
Carotid hypersensitivity01 (1.08)
Total19293

TIA, transient ischemia attack. CVA, cerebrovascular accidents. HF, heart failure.