Ebook Chest radiology: Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook Chest radiology: Part 2
Ebook Chest radiology: Part 2
chapterHeartRoshan LodhaPericardial EffusionPericardial sac normally contains 15 to 50 ml of pericardial fluid. Pericardial effusion is an abnormal ac Ebook Chest radiology: Part 2ccumulation of fluid in the pericardial cavity. Excessive fluid accumulation leads to increased intrapericardial pressure and when this is enough pressure to adversely affect heart function, it is called cardiac tamponade. Pericardial effusion usually results from a disturbed equilibrium between the Ebook Chest radiology: Part 2 production and re-absorption of pericardial fluid, or from a structural abnormality that allows fluid to enter the pericardial cavity.Types of pericaEbook Chest radiology: Part 2
rdial effusion are:a.Transudative (congestive heart failure, myxoedema, nephrotic syndrome).b.Exudative (tuberculosis, spread from empyema)c.HemorrhagchapterHeartRoshan LodhaPericardial EffusionPericardial sac normally contains 15 to 50 ml of pericardial fluid. Pericardial effusion is an abnormal ac Ebook Chest radiology: Part 2.Idiopathicb.Inflammatoryi.Postmyocardial infarction (Dressier's syndrome)ii.Connective tissue disordersHeart 101c.Infectiousi.Viralii.Bacterialiii.Tuberculosisd.Postsurgical/traumae.Radiotherapyf.Malignancyi.Primary, e.g. pericardial mesotheliomaii.Metastaticg.Metabolici. HypothyroidismPatient pres Ebook Chest radiology: Part 2ents with chest pain, breathlessness, dyspnea on exertion. A small effusion may be asymptomatic.On chest X-ray very small pericardial effusion may notEbook Chest radiology: Part 2
be evident but when large enough it presents like "water-bottle heart" (Fig. 8.1) in which the cardiopericardial silhouette is enlarged and assumes tchapterHeartRoshan LodhaPericardial EffusionPericardial sac normally contains 15 to 50 ml of pericardial fluid. Pericardial effusion is an abnormal ac Ebook Chest radiology: Part 2ent giving a water bottle configuration102 Chest RadiologyLateral chest X-ray may show an "Oreo Cookie Sign": a vertical lucent line directly behind sternum (epicardial fat), behind this a vertical opaque line (pericardial fluid) and behind this a vertical lucent line (pericardial fat).Ultrasonograp Ebook Chest radiology: Part 2hy is diagnostic as it shows fluid between the visceral and parietal layers of pericardium. Volume of fluid can be estimated. USG can be used as a theEbook Chest radiology: Part 2
rapeutic modality to aspirate the pericardial fluid. CT chest is also diagnostic (Fig. 8.2).Tuberculous EffusionsDiseases of the pericardium are clearchapterHeartRoshan LodhaPericardial EffusionPericardial sac normally contains 15 to 50 ml of pericardial fluid. Pericardial effusion is an abnormal ac Ebook Chest radiology: Part 2ethodFig. 8.2 CT chest shows pericardial effusionchapterHeartRoshan LodhaPericardial EffusionPericardial sac normally contains 15 to 50 ml of pericardial fluid. Pericardial effusion is an abnormal acGọi ngay
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