摘要: Abstract The difficulties of recognizing the presence postoperative pulmonary embolism are stressed. Special attention should be paid to transient clinical findings such as palpitation, irregular heart action, hemoptysis, cough, pain in chest and hyperventilation. Abrupt rightward anterior rotation P wave terminal vector QRS corroborative findings. Elevation a leaf diaphragm, blunting costrophrenic sulcus nonspecific densities interpreted light When picture is dominated by local effects embolus, diagnosis usually obvious. Because fatal can occur without any recognizable warning, prophylactic anticoagulant therapy indicated for all persons who have immobilized three days or more with thrombophlebitis.