Over the past 10 years, spiral CT angiography of the pulmonary arteries has reached a high
accuracy in the evaluation of pulmonary embolism. Major advantages of CT compared with …

Patients with primary pneumothorax are best initially treated with aspiration and, if this is
successful, hospitalization is usually not necessary. Patients with secondary pneumothorax …

PURPOSE: To evaluate a diagnostic strategy for pulmonary embolism that combined clinical
assessment, plasma D-dimer measurement, lower limb venous ultrasonography, and helical …

Respiratory difficulty is a common presenting complaint in the outpatient primary care
setting. Because patients may first seek care by calling their physician's office, telephone …

Background: Age has a marked effect on the diagnostic yield of D‐dimer measurement and
lower limb compression ultrasonography (CUS) in patients with suspected pulmonary …

OBJECTIVE: Thiopurine S-methyltransferase (TPMT), which catalyzes the inactivation of
azathioprine (AZA), exhibits genetic polymorphism that results in dose related, serious …

PURPOSE: To perform meta-analysis of literature about the role of helical computed
tomography (CT) and ventilation-perfusion (VP) scanning in detection of acute pulmonary …

We performed a formal decision analysis to evaluate the cost-effectiveness of various
strategies for pulmonary embolism, including helical computed tomography (CT), and …

Background To date, echocardiography has not gained acceptance as an alternative
imaging modality for the detection of massive pulmonary embolism (MPE) or submassive …

STUDY OBJECTIVE: The Pulmonary Embolism Rule-out Criteria (PERC) identifies low-risk
patients who are treated in the emergency department for suspected pulmonary embolism …