Print Doctors who perform this procedure Edit search filters close Narrow your search By location Phoenix/Scottsdale, AZ By last name There are no doctors whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C There are no doctors whose last name begins with the letter D D Find a doctor whose last name begins with the letter E E Find a doctor whose last name begins with the letter F F There are no doctors whose last name begins with the letter G G There are no doctors whose last name begins with the letter H H There are no doctors whose last name begins with the letter I I There are no doctors whose last name begins with the letter J J There are no doctors whose last name begins with the letter K K Find a doctor whose last name begins with the letter L L There are no doctors whose last name begins with the letter M M There are no doctors whose last name begins with the letter N N There are no doctors whose last name begins with the letter O O There are no doctors whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q There are no doctors whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S There are no doctors whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U active Find a doctor whose last name begins with the letter V V There are no doctors whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y There are no doctors whose last name begins with the letter Z Z Reset all filters Search Tips Use quotes for phrases. Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-1 out of 1 doctors available Last Name Initial: V Marcelo F. Vela, M.D. Gastroenterologist Phoenix, AZ Areas of focus: Esophageal manometry, Achalasia, Gastroesophageal reflux disease, Eosinophilic esophagitis, Barrett's esophagus, Chest ...pain, Difficulty swallowing Show more areas of focus for Marcelo F. Vela, M.D. By Mayo Clinic Staff Request an appointment About July 09, 2024 Print Show references Esophageal manometry & 24-hour pH and impedance tests. American Society for Gastroenterological Endoscopy. https://www.asge.org/home/for-patients/patient-information/understanding-esophageal-manometry. Accessed May 14, 2024. Lembo AJ. Overview of gastrointestinal motility testing. https://www.uptodate.com/contents/search. Accessed May 14, 2024. Friedman S, et al., eds. Oropharyngeal & esophageal motility disorders. In: Greenberger's Current Diagnosis & Treatment: Gastroenterology, Hepatology, & Endoscopy. 4th ed. McGraw Hill; 2022. https://accessmedicine.mhmedical.com. Accessed May 16, 2024. Codipilly CC (expert opinion). Mayo Clinic. May 17, 2024. Related Dysphagia Esophageal spasms Products & Services A Book: Mayo Clinic on Digestive Health Mayo Clinic in Rochester, Minnesota, has been recognized as the best Gastroenterology & GI Surgery hospital in the nation for 2024-2025 by U.S. News & World Report. Learn more about this top honor Esophageal manometryAboutDoctors &Departments PRC-20393986 Patient Care & Health Information Tests & Procedures Esophageal manometry