Table 2.

Clinical features and diagnostic methods In patients with PE.

Clinical features and diagnostic methods		No N-35
Dyspnea		32 (91.4%)
Syncope		8 (22.8%)
Chest pain		6 (17.1%)
Fever		4 (11.4%)
Cough		4 (11.4%)
ECG abnormalities
-Sinus tachycardia		32 (91.4%)
-RV strain pattern		23 (65.7%)
-S1Q3T3 pattern		19 (34.2%)
-RBBB		7 (20%)
Chest X-ray abnormalities
-Normal chest X-ray		30 (85.7%)
-Wedge shaped opacity		2 (5.7%)
-Lobar collapse		2 (5.7%)
-Pleural effusion		1 (2.8%)
Echocardiography
-Pulmonary arterial hypertension		30 (85.7%)
-RV dysfunction		31 (88.5%)
-Thrombus in pulmonary arteries, RV		4 (16.7%)
V/Q scan		14 (40%)
-Perfusion defects present		11 (78.5%)
-No perfusion defects		3 (21.5%)
CT pulmonary angiogram		24 (68.5%)
-Thrombus in main and lobar arteries		20 (83.3%)
-Thrombus in subsegmental arteries		4 (16.7%)
Venous Doppler lower limbs
Evidence of DVT		28 (80%)
d-Dimer	Positive	34 (97.1%)
Toponin I	Positive	24 (68.5%)