Esophageal Candidiasis tests
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An EGD test (esophagogastroduodenoscopy) examines the lining of your esophagus, stomach, and duodenum.
A throat swab culture is a test that doctors use to diagnose bacterial infections in your throat, such as strep throat.
An endoscopy is a procedure in which your doctor uses specialized instruments to view and operate on the internal organs and vessels of your body.