This document summarizes guidelines for diagnosing and treating deep vein thrombosis (DVT) and pulmonary embolism (PE). It discusses the clinical presentation and risk factors for PE. Diagnostic tests covered include D-dimer, ventilation-perfusion scanning, ultrasound, and CT angiography. Biomarkers like BNP and troponin are also reviewed. Treatment guidelines and prognostic factors like right ventricular dysfunction are outlined.