The symptoms of geriatric asthma are as follows: 1. Longer medical history; 2. Wheezing and coughing as the main manifestations: coughing with more sputum and sticky, with atypical symptoms of expiratory dyspnea; 3. Coexistence of multiple diseases: mostly accompanied by underlying diseases such as cardiovascular diseases and respiratory diseases, which also manifest as wheezing symptoms; if the underlying diseases do not remit for a long time, the possibility of combined asthma needs to be considered; 4. Elderly patients with long-term coughing need to be seen in time to clarify whether combined asthma is present; 5. Elderly asthma is prone to combined respiratory infections such as colds, which need to be differentiated.