Birth weight and diazoxide unresponsiveness strongly predict the likelihood of congenital hyperinsulinism due to a mutation in ABCC8 or KCNJ11.
Thomas I HewatDaphne YauJoseph C S JeromeThomas W LaverJayne A L HoughtonBeverley M ShieldsSarah E FlanaganKashyap Amratlal PatelPublished in: European journal of endocrinology (2021)
Individuals with hyperinsulinism born appropriate or large for gestation and unresponsive to diazoxide treatment are most likely to have an ABCC8 or KCNJ11 mutation. These patients should be prioritised for genetic testing of KATP channel genes.