HealthMap

Barium Swallow and Esophageal Strictures

Role in Detection

• A barium swallow (also known as an esophagram) is highly effective and commonly used to detect esophageal strictures (abnormal narrowing of the esophagus).
• It allows radiologists to visualize the anatomy and motility of the esophagus in real-time as the patient swallows a barium-containing liquid.

What the Test Shows

• Location and Degree: Clearly highlights the exact site, length, and severity of the narrowing.
• Underlying Causes: Helps differentiate between various causes of dysphagia (difficulty swallowing), such as peptic strictures, rings, webs, or masses.
• Functional Assessment: Demonstrates how well the esophagus contracts and moves food/liquid past the narrowed area.

Clinical Considerations

• While excellent for diagnosis, if a stricture is identified, a follow-up endoscopy (esophagogastroduodenoscopy or EGD) is usually required to take tissue biopsies or perform a dilation procedure.