New diagnostic and treatment modalities for pulmonary embolism: one path through the confusion.

Pulmonary embolism is one of the greatest diagnostic challenges in emergency medicine. New techniques and strategies constantly arise for the diagnosis and treatment of this disease. A review of the new diagnostic and treatment modalities for pulmonary embolism (PE) suggests that it should be suspected in any patient with unexplained dyspnea, tachypnea, or chest pain.