Pulmonary embolism pain may be pleuritic when infarction of the lung results in pleuritis or may be anginal when right ventricular ischemia occurs secondary to sudden o et of pulmonary hyperte ion.

• 肺栓塞性疼痛可因肺梗死引起胸膜炎而呈胸膜性，也可因继发于突发性肺动脉高压的右心室缺血而呈绞痛样。