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Esophagography.

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Presentation on theme: "Esophagography."— Presentation transcript:

1 Esophagography

2 Introduction Anatomy Contrast medium Procedure Case

3 Introduction

4 Esophagography(Barium swallow)
定義:針對pharynx and esophagus的常用 放射線攝影檢查 目的:檢查pharynx and esophagus在吞嚥 時的形狀與功能 禁忌症:是否對BaSO4 or water-soluble contrast medium過敏

5 Indication Anatomical anomaly Impaired swallowing mechanics
Foreign body obstruction Esophageal reflux Esophageal varices

6 Anatomy

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11 Contrast Medium Radiolucent Air、CO2 gas crystal Radiopaque
Barium sulfate(Barium)

12 Barium BaSO4(salt of barium) Thin barium(600g BaSO4+600g water)
→Gastrointestinal tract Thick barium(2400g BaSO4+600g water) → Pharynx and esophagus

13 可疑有先天性食道狹窄、食道穿孔或硫酸鋇混和液有流入腹膜腔內的可能性,就不能使用硫酸鋇,可以使用水溶性含碘造影劑(water-soluble iodinated contrast medium)。

14 Procedure

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23 Case

24 First Case

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26 Second Case

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30 Third Case

31 Fourth Case

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33 Fifth Case

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35 Sixth Case

36 Seventh Case

37 Eighth Case


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