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The changing faces of the nutcracker esophagus.

C B Dalton1, D O Castell, J E Richter

  • 1Department of Medicine, Bowman Gray School of Medicine, Wake Forest University, Winston Salem, North Carolina.

The American Journal of Gastroenterology
|June 1, 1988
PubMed
Summary

The nutcracker esophagus, a common cause of chest pain, shows significant variability in manometric studies over time. Diagnosis consistency is low, with many patients exhibiting intermittent high-amplitude contractions.

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Area of Science:

  • Gastroenterology
  • Esophageal Motility Disorders
  • Digestive Physiology

Background:

  • Nutcracker esophagus is the most frequent esophageal motility disorder linked to noncardiac chest pain.
  • Its natural history and diagnostic consistency remain poorly understood.

Purpose of the Study:

  • To investigate the natural history and diagnostic variability of nutcracker esophagus.
  • To assess the long-term manometric findings in patients diagnosed with nutcracker esophagus.

Main Methods:

  • Retrospective review of esophageal manometry tracings from 23 patients diagnosed with nutcracker esophagus.
  • Comparison with 10 age-matched controls with normal manometry over a mean follow-up of 32 months.
  • Analysis of peristaltic contraction amplitudes and motility pattern changes across multiple studies.

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Main Results:

  • Patients with nutcracker esophagus exhibited significantly higher variability in mean distal amplitudes (41.9%) compared to controls (27.0%).
  • The diagnosis of nutcracker esophagus was confirmed in only 54% of subsequent studies for affected patients.
  • Six patients showed changes in motility patterns, including diffuse spasm and nonspecific disorders, over time.

Conclusions:

  • The diagnosis of nutcracker esophagus demonstrates considerable variability and inconsistency on serial manometric evaluations.
  • The dynamic nature of nutcracker esophagus suggests potential pathophysiological implications that warrant further investigation.
  • Understanding this variability is crucial for accurate diagnosis and management of noncardiac chest pain.