Untypical asthma Cough variant asthma. CAV Asthma with gastroesphgeal reflux Exercise induced asthma. EIA Drug induced asthma. DIA Occupational asthma, OA
Untypical asthma • Cough variant asthma, CAV • Asthma with gastroesphgeal reflux • Exercise induced asthma, EIA • Drug induced asthma, DIA • Occupational asthma, OA
Lung functions diagnosis of asthma Obstructive ventilation insuficiency and reversibility of airway obstruction Variance rate of peak expired flow(peF) in 24 hours >20o Bronchial challenge is positive
Lung functions diagnosis of asthma • Obstructive ventilation insufficiency and reversibility of airway obstruction • Variance rate of peak expired flow (PEF) in 24 hours ≥20% • Bronchial challenge is positive
Lung functions diagnosis of asthma) FEV1< 80 pre, FEV1/FVC%< 70 bronchial di lation test is positive Post fevi- Pre Fev1 FEViimproved rate ×100% Pre FEv1 determinant standard: FEV1 improved rate 15%(+) FEV1 improved rate 2 200ml
Lung functions diagnosis of asthma(1) FEV1 < 80 % pre, FEV1/FVC% < 70 % bronchial dilation test is positive Post FEV1 - Pre FEV1 FEV1improved rate ＝ ×100% Pre FEV1 determinant standard:FEV1 improved rate≥15％(+) FEV1 improved rate≥200ml
Lung functions diagnosis of asthma(2) ■ FEMALES AIRMED PEF meter PEF predicted value
Lung functions diagnosis of asthma(2) PEF meter PEF predicted value