FluoroscopyRadiology
Fluoroscopy● medical imaging that shows a continuous X-ray image
● X ray cine (x ray movie)
● image is transmitted to a monitor so the movement of a body part or of an
instrument or contrast agent (“dye”) through the body can be seen in detail.
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30x/secFill up GI w. Positive(Barium) or Negative(Air) contrast
Contrast agent
Barium sulfate suspension (Ba) - whiteGastrograffin (I) - whiteUltravist (I) - white
Air - black
A. Aortic archB. Left bronchusC. Left atrium
1.
History of stroke.Had frequent pneumonia.Had difficulty to swallow.
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Aspiration pneumonia
● Calcified bronchus● Aspirated barium● Esophageal perforation● Lung Ca
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Barium aspirated into trachea
2
DysphagiaChest painRegurgitation
● Esophageal Ca● Esophageal reflux● Achalasia● Hiatus hernia
Achalasia
Answer
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Narrow part in esophagus, muscle fails to relax, leading to dilation to upper part of esophagus
3
Had PTB.℅ cough, sob after food.● Esophageal ca● Achalasia● Esophageal perforation● Broncho esophageal fistula
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Suiweng Wong
● Esophageal ca● Achalasia● Esophageal perforation● Broncho esophageal fistula
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Broncho oesophageal fistula
Answer
4
dysphagiaLOW, LOA● Esophageal Ca● Esophageal fibrosis / stricture● Vascular ring● Esophageal fistula
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Suiweng Wong
Benign: smooth Malignancy: Irregular, stricture, Apple core deformity
Oesophageal Ca
Answer
Barium mealIn a barium meal test, x ray images are taken of the stomach and the beginning of duodenum
1
epigastric painLOWLOA
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● Gastric ulcer● Gastric perforation● Gastric Ca● Bezoar
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Suiweng Wong
Mass in the stomach, See defects in the wall
Gastric carcinoma
Answer
2
Epigastric pain● Gastric ulcer● Gastric perforation● Gastric Ca● Bezoar
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Suiweng Wong
Peptic ulcer
Answer
3● Gastric ulcer● Gastric perforation● Gastric Ca● Bezoar
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Suiweng Wong
linitis plastica
Small bowel follow through
1
diarrhea, haematocheziaabdominal pain● Ileal perforation ● Crohn’s● Intestinal obstruction● Malrotation
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Suiweng Wong
Skip lesions
Crohn’s disease
Answer
2
Abd discomfortLOW
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String in lumen of small bowel
Intestinal ascariasis
Answer
3
Child with billous vomiting● Ileal perforation ● Crohn’s● Intestinal
obstruction● Malrotation
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Corkscrew appearance
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Malrotation with midgut volvulus
Answer
1Altered bowel habitAnemia● Ca colon● Bowel perforation● Ulcerative colitis● Diverticulosis
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2
Recurrent abd pain● Ca colon● Bowel perforation● Ulcerative colitis● Diverticulosis
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Suiweng Wong
Suiweng Wong
Outpouching of mucosa
Diverticulosis
Answer
3
Abd painChronic diarrhoea● Ca colon● Bowel perforation● Ulcerative colitis● Diverticulosis
Ulcerative colitis
Answer
4chronic constipationabd distension● Bowel perforation● Ulcerative colitis● Diverticulosis● Hirschsprung’s ds
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Hirschsprung’s disease
Answer