Research Article
Jackhammer Esophagus: From Manometric Diagnosis to Clinical Presentation
Table 4
Complementary investigations in the patients with Jackhammer esophagus.
| Investigations | Normal | Abnormal | (available results) |
| Esogastroduodenoscopy (26) | 18 | (i) Hiatal hernias (3) | (ii) Esophageal dilatation (2) | (iii) LES hypertonia impression (2) | (iv) Longitudinal striae (1) |
| Esophageal biopsies (13) | 11 | (i) Lymphocytic exocytosis (1) | (ii) Esophagitis without eosinophilia (1) |
| 24 hours’ pH-monitoring (10) | 5 | (i) Pathological gastroesophageal reflux (4) | (ii) Hypersensitive esophagus (1) |
| Barium swallow (8) | 4 | (i) Spastic esophageal contractions (3) | (ii) Incomplete relaxation of the cricopharyngeal muscle (1) |
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