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Start free with EleplanNon-insulinoma pancreatogenous hypoglycemia syndrome
ORPHA:276608Disease
Also called NIPHS
What it is
A rare familial hyperinsulinism characterized by postprandial hyperinsulinemic hypoglycemia, negative 72-hour fasts, negative preoperative localization studies for insulinoma, and positive selective arterial calcium infusion tests. Histopathological analysis reveals diffuse islet hyperplasia with increased number and size of islet cells.
Key facts
- Age of onset
- Adult
- Inheritance
- Autosomal dominant, Not applicable
- Classified as
- Disease
Signs and symptoms
Very common80–99%
14These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.
ICD-10 codes
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
Related health topics
Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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