“…Simko, èimoncic, The Diagnostic Value Serial investigation of the diastase activity in the urine after prostigmin [2,5] is technically easier, for the diagnosis of chronic pancreatitis it has, however, only very limited value [4], Far more valuable for routine purposes is the abridged prostigmin test as suggested by Lutz [8], whereby one fasting blood sample and one sample 30 minutes after prostigmin administration are examined for diastase ac tivity.…”