In some cases of insulinoma, a 72 h fasting test can produce negative results. 1,2 In Placzkowski and colleagues' study, the 72 h fast test result was negative in three of eight patients who had ...

Insulinoma is the archetypal cause of hyperinsulinemic ... Owing to a high level of clinical suspicion and suggestive features of the available corroborative investigations, such as an elevated ...