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Acute Asthma Acute Asthma (Characteristics (Severe asthmatic, Non…
Acute Asthma
Characteristics
Severe asthmatic
Non-compliance
Illness, URI, stress
Non-responsive to medications
Exposure to allergen
Complications
Status asthmaticus
Low oxygenation
Respiratory failure
Mechanical ventilation
Helium oxygen therapy
ECMO
Management
Investigations
Peak expiratory flow
Chest x-ray
Arterial blood gas
Treating contributing factors such as infections
SABA Q20 min x3
ED
Oxygen
Inhaled bronchodilators
Systemic Corticosteroids
Anticholinergics
Children: Terbutaline SubQ Epi
Adults: SubQ Epi
Noninvasive positive pressure ventilation
Hospitalization
Antibiotics
Mechanical ventilation
Signs & Symptoms
Signs
Respiratory failure
Metabolic acidosis
Bradycardia
Lower LOC
Cyanosis
Silent chest
Paradoxical abdominal motion
Respiratory arrest
Symptoms
Pursed lips
Dyspnea
Increased work of breathing
Audible wheezing
Inability to speak
Use of accessory muscles
Pulsus paradoxus
Tachycardia
Lower pulse oximetry
Cyanosis
Exam
Pulse oximetry
ECG monitoring
BP
Auscultation
Visual assessment
Spirometry
Metabolic acidosis
