呼吸系統(tǒng)疾病英文ppt課件(編輯修改稿)
2025-04-18 01:49 本頁面
【文章內(nèi)容簡介】 al , infrasternal, intercostal retraction ? Fever, dyspnea, cyanosis restlessness, tachycardia . Worsen at night. ? Congestion of pharynx, vocal cord edema 22 Grade of laryngic obstruction Ⅰ ： inspiratory stridor, respiratory difficulty only after activity Ⅱ ： symptoms occurs at rest. tachycardia, rhonchi Ⅲ ： Ⅱ + hypoxia, diminished breath sounds Ⅳ ： exhaustion, lethargy， pallor , breath sounds diminish or disappear. dull of heart sounds, arrhythmia 23 Diagnosis amp。 differential diagnosis ? laryngeal diphtheria ? laryngeal spasm ? bronchial foreign bodies 24 treatment ? Maintaining of airway ： steam inhalation, clearing of secretion. ? antibiotics ? corticosteroid ? oxygen supply ? sedatives (phenergan) ? Ⅲ ↑ tracheotomy 25 Acute Bronchitis(tracheobronchitis) ? Etiology ? Virus or bacteria ? Allergy, climate, air pollution, chronic infection of URT, particularly sinusitis. ? Rickets, malnutrition 26 ? Clinical manifestations ? unproductive cough 3~4days → productive cough, purulent sputum → 5~10days ? Chest pain, shortness of breath ? Vomiting ? Physical finding: lowgrade fever, roughening of breath sounds, rhonchi, coarse moist rales. 27 ?Asthmatic bronchitis： ? ﹤ 3yrs old, eczema, allergy ? symptoms resemble asthma ? recurrent episodes reduced after 3~4yrs old. 28 ? Treatment ? increased fluid intake ? frequent shifts of position ? antibiotics ? cough suppressants ? expectorants , antihistamines ? acetaminophen 29 Bronchiolitis ? Etiology and epidemiology ? 50％ respiratory syncytial virus(RSV) ? parainfluenza 3 virus, mycoplasma, adenoviruses ? north——winter and early spring ? Guangdong——spring ,summer and early autumn 30 ?Lesion: small air passages (diameter75～ 300um) ?Edema, accumulation of mucus and cellular debris, spasm of smooth mussle→ ↑ resistance of small airway → expiratory difficulty → overinflation or atelectasis → hypoxemia, hypercapnia, acidosis 31 Clinical manifestation ?Infant ﹤ 2yrs old, peak at 3~ 6 mo of age, male, non breastfeed ?URI 3～ 4days ?paroxysmal wheezy cough ?dyspnea develop rapidly ?mild or moderate fever
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