LACC1 gene mutation in three sisters with polyarthritis without systemic features

Juvenile idiopathic arthritis (JIA) refers to a group of disorders characterised by wide phenotypic diversity and genetic heterogeneity. Disordered immune response to an environmental trigger in a genetically predisposed individual is the proposed mechanism for most JIA subtypes.1 2 There are emerging reports on new gene locus being identified especially in families with many affected members.3 4 We report three sisters with polyarthritis who...