Pulmonary Embolism (PE): Diagnostic ApproachSuspected PE:%u2022 Assess Wells' score (Likely vs. Unlikely)%u2022 If Unlikely Wells' score: Perform D-Dimer test%u2022 If Likely Wells' score or positive D-Dimer: Proceed to immediate CTPACTPA:%u2022 CT Pulmonary Angiography