The main manifestations are shortness of breath, chest tightness, chest pain, cough, and in severe cases, dyspnea. Patients with pleural effusions that stimulate infection or infectious pleurisy also have symptoms of chills and fever. Some patients also show symptoms such as loss of appetite, malaise, night sweats and insomnia. Patients with different causes of pleurisy may have different symptoms after the disease. If these symptoms occur, you should seek medical attention in a timely manner to avoid delaying treatment and aggravating the condition.