EUS-guided drainage is more successful in pancreatic pseudocysts compared with abscesses

Table 1 Results for patients with pseudocysts

Patient age and gender	Etiology	Cyst size (cm)	No. of stents	Complication	Follow-up (mo)	Final result
(52)M	Idiopathic	13 × 10	1 (10F)	No	45	Total regression
(66)M	Malignancy	6 × 7	1 (10F)	No	12	Total regression
(61)M	Alcohol	15 × 13	3 (7F)	No	41	Total regression
(76)M	Alcohol	5 × 5	1 (10F)	No	34	Total regression
(47)M	Alcohol	7 × 5	3 (7F)	No	33	Total regression
(61)M	Alcohol	10 × 10	2 (10F)	No	32	Total regression
(43)M	Alcohol	12 × 10	1 (10F) + aspiration	No	23	Total regression
(36)M	Idiopathic	28 × 13	1 (10F)	No	22	Total regression
(24)M	Trauma	5 × 4	0	No	14	Spontaneous regression
(60)M	Idiopathic	12 × 11	1 (10F)	No	8	Total regression
(60)M	Idiopathic	13 × 9	1 (10F)	Pneumo-peritoneum	8	Regression, operation
(6)M	Medication related	10 × 8	0, aspiration	No	8	Regression to 3 cm × 4 cm after 7 mo, no symptoms
(22)M	Idiopathic	15 × 12	0, aspiration	No	6	Total regression
(43)M	Idiopathic	20 × 10	1 (10F) + aspiration	No	6	Regression, no symptoms
(29)F	Gallstone	8 × 5	1 (10F)	No	3	Regression, EUS control planned
(48)F	Idiopathic	11 × 14	1 (10F)	No	2	Regression, EUS control planned

EUS: Endoscopic ultrasound.

Table 2 Results for patients with abscesses

Patient age and gender	Etiology	Cyst size (cm)	No. of stents	Complication	Follow-up (mo)	Final result
(76)F	Gallstone	7 × 7	3 (7F)	No	37	Total regression
(32)M	Alcohol	5 × 4	Aspiration	No	36	Total regression
(57)M	Alcohol	5 × 5	1 (10F)	Bleeding	32	Operation
(68)F	Gallstone	18 × 13	5 (7F) + 1 naso-cystic	No	30	Total regression
(51)M	Hyperlipidemia	8 × 5	2 (7F)	Pneumoperitoneum	25	Regression, pneumo-peritoneum during a second procedure, operation
(53)F	Alcohol	7 × 5	Aspiration	No	18	Total regression
(64)M	Gallstone	23 × 10	1 (10F), 3 (7F), 1 naso-cystic	No	15	Total regression
(63)F	Postoperative abscess	6 × 5	1 (7F), 1 naso-cystic	Pneumomediastinum	10	Conservative treatment, total regression
(39)M	Systemic lupus erythematosus	12 × 7	Aspiration	No	3	Regression, death due to renal insufficiency
(67)M	Idiopathic	20 × 6	1 (10F), 1 (7F)	No	5	Total regression

Table 3 Some technical aspects of the drainage, etiology and location of the cysts

Drainage technique	No. of procedures	Anesthesia	Etiology	Type of pancreatitis	Location
Giovannini Needle Wire1 in 16 cases	One in 19 patients	Sedation2 in 19 patients	Alcohol (11)	Chronic pancreatitis in 14 patients	Cauda in 12 patients
19-guage needle1 in 11 cases	Two in 6 patients	Intubation anesthesia in 7 patients	Idiopathic (6)	Acute pancreatitis in 12 patients	Corpus in 11 patients
Cystotome1 in 1 case	Eight in one patient		Gallstone (3)		Caput in 3 patients
			1 hyperlipidemia
			1 trauma
			1 postoperative
			1 SLE
			1 medication
			1 malignant

¹Cook Endoscopy, Winston-Salem, NC;

²Pethidine + midazolam. SLE: Systemic lupus erythematosus.