Old asthma and main characteristic _ symptom

Old asthma and main characteristic _ symptom
Symptom is not typical: , coughs up phlegm, the medical history uncomfortable in chest and breathing hard, wheezing that majority yes coughs for a long time, but not all asthma and characteristic symptom, the sound may not be very obvious that the heavy breathing of chest auscultation chirps, it is often difficult to distinguish with cardiovascular vessel disease or other lung diseases.
The basic lung function is bad: The elderly have retraction more elastic for weaken because of lung and stingy dishes of resistance strengthen, vital capacity, lung residual volume, closing capacity,etc. are increasing constantly and breathing muscles to reduce weakly, so breathe the reserve capacity to reduce. Once asthma has illness coming on, the intensity is more serious that its function of lung fails.
Endogenous asthma is seen more: Airway infection and oesophageal backflow of stomach can often impel asthma to break out and aggravate.
There are many complications: Often erupt other diseases, such as lung worry, hypertension, coronary heart disease,etc. simultaneously.
It is complicated to use medicine: If have interaction disadvantageous to condition between some medicines.
|