id	author	title	date	pages	extension	mime	words	sentences	flesch	summary	cache	txt
cord-332055-lrpfzsog	DeVos, Elizabeth	Approach to Adult Patients with Acute Dyspnea	2015-11-27		.txt	text/plain	4415	271	45	National and world organizations define asthma "by the history of respiratory symptoms such as wheeze, shortness of breath, chest tightness and cough that vary over time and in intensity, together with variable expiratory airflow limitation." 12 The reversibility of airflow obstruction is the hallmark distinguishing asthma from other obstructive respiratory disorders. In contrast, chronic obstructive pulmonary disease (COPD)/ emphysema is defined as "persistent airflow limitation that is usually progressive and associated with enhanced chronic inflammatory responses in the airways and the lungs." 12 These patients also frequently wheeze, but may have a different course of acute and chronic disease. Rapid evaluation by lung-cardiac inferior vena cava (LCI) integrated ultrasound for differentiating heart failure from pulmonary disease as the cause of acute dyspnea in the emergency setting Clinical policy: critical issues in the evaluation and management of adult patients presenting to the emergency department with acute heart failure syndromes	./cache/cord-332055-lrpfzsog.txt	./txt/cord-332055-lrpfzsog.txt