Triple A syndrome-related achalasia treated by per-oral endoscopic myotomy: Three case reports

Table 1 Comparison of data according to pre-oral endoscopic myotomy (POEM) and post POEM

	Case 1	Case 2	Case 3
Eckardt score
Pre-operation	4	4	7
12 mo post-operation	0	0	0
24 mo post-operation	0	1	0
IRP4s
Pre-operation	20.6 mmHg	30.6 mmHg	34 mmHg
12 mo post-operation	2.8 mmHg	10.4 mmHg	N/A
24 mo post-operation	N/A	12.1 mmHg	N/A
DCI
Pre-operation	N/A	N/A	132 mmHg/s/cm
12 mo post-operation	1 mmHg/s/cm	920 mmHg/s/cm	62 mmHg/s/cm
RE
Pre-operation	-	-	-
12 mo post-operation	LA-A	LA-A	-
24 mo post-operation	LA-A	LA-A	-

DCI: Distal contractile integral; LA-A: Los Angeles Classification System, Grade A; N/A: Not applicable; IRP4s: 4-second integrated relaxation pressure; RE: Reflux esophagitis.