Table 1.

Fast, diagnostic, and surgical data from patients undergoing CaStim at NIH from 1996–2008

Supervised fast data (n = 49)
Fast time, mean (range)	16.5 (0.5–47.5) h
End glucose, mean ± sd	35.7 ± 6.7 mg/dl
End insulin, mean (range)	23.5 (2.3–141.0) μIU/ml
End proinsulin, mean (range)	227.6 (27–810.0) pmol/liter
End C-peptide, mean (range)	4.2 (1.1–16.5) ng/ml
Diagnosis
Sporadic insulinoma	39/45 (87)
MEN-1 associated insulinoma	3/45 (7)
Metastatic insulinoma	3/45 (7)
Method of resection
Laparotomy	40/45 (89)
Laparoscopy	5/45 (11)
Type of resection
Enucleation	35/45 (78)
Distal pancreatectomy	9/45 (20)
Whipple’s	1/45 (2)
Surgical localization
Head and neck	25/45 (56)
Body and tail	18/45 (40)
Liver	1/45 (2)
Not localized	1/45 (2)
Surgical size, mean (range)	1.8 (0.5–5.0) cm

Data are expressed as number of patients/total patients (percentage), unless indicated differently.