Lung cancer is the most common primary malignant tumor of the lung. The symptoms of lung cancer are usually considered to be coughing and coughing up blood, but there are many people who suffer from lung cancer with uncommon manifestations, so do you know what are the uncommon symptoms of lung cancer? Lung cancer may have these uncommon manifestations 1. Multiple peripheral myiasis is one of the early symptoms of lung cancer. According to statistics, 85% of the symptoms appear before the typical symptoms of lung cancer, which are progressive weakness and loss of appetite, and when aggravated, it can be difficult to walk and bedridden. 2.Male female breast The male breast is enlarged on one side or both sides like female, Japanese Apei and others investigated 267 cases of lung cancer, among which 7.5% of male female breast appeared in early stage, which is often overlooked and even misdiagnosed as simple breast enlargement and removed. 3.Other manifestations such as hoarseness with shortness of breath without obvious reasons; obvious swelling of one side of the neck; small eye fissure, droopy eyelid and narrow pupil on one side, etc. can sometimes appear when the lung symptoms are not obvious.