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How Is Barium Used in X-Rays?

  • Organs not as dense as bones

  • BaSO4 heavy metal salt

  • BaSO4 coats lining of stomach and colon

How Do X-Rays Work?

  • Dense bone absorbs radiation
  • Rays pass through soft tissue
  • Bone appears white
  • Tissue appears gray

BARIUM SULFATE(BaSO4)

& X-Rays

BaSO4 safe for ingestion?

  • Very insoluble

  • BaSO4 --> Ba^2+ + SO4^2-

  • Equilibrium shifts to left side

Diagnosis

  • Polyps

  • Colitis

  • Narrowing of colon

  • Tumors

  • Other conditions in esophagus and stomach

Bibliography

  • Barium Sulfate Suspension Safety. (2010, June 2). Retrieved December 28, 2014, from http://www.ehow.com/about_6582959_barium-sulfate-suspension-safety.html
  • BaSO4 and Ba ions | WebElements Chemistry Forum. (n.d.). Retrieved December 28, 2014, from http://www.webelements.com/forum/node/691
  • Barium Sulfate: MedlinePlus Drug Information. (n.d.). Retrieved December 28, 2014, from http://www.nlm.nih.gov/medlineplus/druginfo/meds/a606010.html
  • B- Why is barium sulfate safe to use for X-rays of the digestive system even though barium ions are poisonous? (n.d.). Retrieved December 28, 2014, from http://ymcichem.wikispaces.com/B- Why is barium sulfate safe to use for X-rays of the digestive system even though barium ions are poisonous?
  • Barium Swallow: Get Facts on This Test. (n.d.). Retrieved December 28, 2014, from http://www.emedicinehealth.com/barium_swallow/article_em.htm
  • Barium sulfate (oral and rectal) medical facts from Drugs.com. (n.d.). Retrieved December 28, 2014, from http://www.drugs.com/mtm/barium-sulfate-oral-and-rectal.html
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