Abnormal Lung Sounds Breath Sounds 12-20 <12 >20 Precise vs Non-precise Hypoxia: decreased oxygen in tissues Hypoxemia: decreased oxygen in blood Manifestations: Mental status changes Dyspnea Increased blood pressure Heart rate changes Dysrhythmias Central cyanosis Diaphoresis Cool extremities viral=no abx 5 episodes, 10 seconds long an hour symptomatic treatment kids more prone due to smaller length of eustachian tube