24 hour pH manometery is gold standard investigation for?: (A) Hiatal hernia, (B) Barrett's esophagus, (C) Reflux esophagitis, (D) Esophageal ulcers
Answer is C. ANSWER: (C) Reflux esophagitisREF: Sabiston 18th ed p. 1112The gold standard for diagnosing and quantifying acid reflux is 24 hour pH test, and 24 hours pH score is DeMeester score