男，25岁，近半月出现乏力，咳嗽，咳痰，痰中时带有鲜红色血块及黄粘痰，稍气促，有畏寒、发热，无胸痛。体检示：右侧语颤增强，扣诊呈浊音，听诊右肺呼吸音低。胸部正侧位片示：右肺野见大片状欠均匀致密阴影，边缘尚清晰，心前三角消失，主动脉伸展，向后移位，右侧助隔角? Male, 25 years old, had fatigue, cough, sputum, and sputum with a bright red blood clot and yellow sticky phlegm in the last half-month, slightly shortness of breath, chills, fever, and no chest pain. The physical examination showed that the right side of lingual tremor was enhanced, and the dunk was dulled and auscultation sounded low. Chest lateral view shows: the right lung field see large flakes less uniform dense shadows, the edge is still clear, the anterior triangle disappeared, the aorta stretched, shifted backward, the right angle of the helper?