Per-oral endoscopic myotomy for achalasia: An American perspective

Table 3 Per-oral endoscopic myotomy experience: Series data

No. of patients

No. of completed POEMs

Age (mean, yr)

Achalasia by HRM subtype

I

II

III

Esophageal dilation > 6 cm or sigmoid

Percent of patients who failed prior conventional achalasia treatment (Endoscopic balloon dilation, Botulinum toxin injection, Heller myotomy)

Pre/Post eckardt score (mean)

Percent of patients with clinical success at 3 mo (Eckardt score £ 3)

Myotomy length (mean, centimeter)

Percent of technical errors

Minor mucosal perforations requiring clip closure

Needle decompression of capnoperitoneum

Percent of adverse events

Surgical intervention/conversion

ICU or step down unit stay

Prolonged hospital stay > 5 d

Significant blood loss or blood transfusion

POEM related readmission

POEM: Per-oral endoscopic myotomy; HRM: High resolution manometry; ICU: Intensive care unit.