一、结缔组织病的多脏器受累临床特点结缔组织病的主要临床特点是多系统、多脏器受累。多系统包括循环、呼吸、消化、泌尿、造血、五官、骨关节等,多脏器包括心血管、肺、胃肠、肝脾、肾脏、骨髓、眼、口腔,关节、皮肤、肌肉、淋巴结等。多脏器受累的症状和体征包括心悸、心界增大、心律不齐、咳嗽、咯血、厌食、腹痛,便血、尿少、 First, the connective tissue disease involving multiple organs Clinical features of connective tissue disease is the main clinical features of multiple systems, multiple organ involvement. Multiple systems including cardiovascular, pulmonary, gastrointestinal, liver and spleen, kidney, bone marrow, eye, mouth, joints, skin, muscle, lymph nodes, etc. . Symptoms and signs of multiple organ involvement include palpitations, increased heart rate, arrhythmia, cough, hemoptysis, anorexia, abdominal pain, blood in the stool, oliguria,