The appearance of asthma onset refers to the sudden onset of wheezing, shortness of breath, cough, chest tightness and other symptoms, often with dyspnea, according to the severity can be categorized as mild, moderate, severe, critical.
1. Mild: shortness of breath when walking or walking up stairs, mildly accelerated breathing, rales can be heard, there may be anxiety symptoms, lung ventilation is basically normal.
2. Moderate: shortness of breath with slight activity, obvious acceleration of respiration, triple concave sign, discontinuous speech, accompanied by anxiety, loud rales, increased heart rate.
3. Severe: shortness of breath at rest, sitting breathing, discontinuous speech, basically one-word speech, often with anxiety, sweating when moving, extremely fast respiratory rate, obvious triple-concave signs, loud rales, and obvious increase in heart rate.
4. Critical: the patient is unable to express himself/herself verbally, the rales are weakened, the pulse rate is irregular, he/she is lethargic or unconscious, and he/she is suffering from severe hypoxemia and hypercapnia.
If there is any discomfort, it is necessary to improve the relevant examination under the guidance of the doctor to clarify the diagnosis and standardize the treatment to avoid delaying the condition.