Esophageal Function Testing and

Ambulatory Impedance pH Monitoring

The Oregon Clinic GI Division

EFT Cases 2008-2009• Total 228

• Achalasia 17• Vigorous Achalasia 9• Diffuse Esophageal Spasm 1• Nutcracker Esophagus 23• Ineffective Esophageal Motility (IEM) 71• Hypotensive LES 3• Hypertensive LES 17• Incomplete LES relaxation 37• Cricopharyngeal Achalasia 23• Hypertensive UES 35• Aborted patient intolerance 10

• Remainder normal or minor abnormality of bolus transit

Impedance pH testing 2008-2009

• 239 cases• Abnormal acid or non acid reflux 102• Hypersensitive esophagus (normal study

except for positive symptom indices) 6• Aborted due to patient intolerance 11

Normal EFT

Normal EFT Contour View

Normal EFT (2)

Normal EFT Contour View (2)

Achalasia

Achalasia Contour View

Achalasia

Achalsaia Contour View

Spasm

Spasm Contour View

Ineffective Esophageal MotilityIEM

Ineffective Esophageal MotilityIEM

Acid Reflux

Acid Relux

Acid Reflux

Non Acid Reflux

Non Acid Reflux

Non Acid Reflux

Symptom-Reflux Associationin NERD Patients

Copyright ©2006 BMJ Publishing Group Ltd.

Mainie, I et al. Gut 2006;55:1398-1402

Persistent GERD Symptoms despite PPI Therapy