Mondo Description Any lethal congenital contracture syndrome in which the cause of the disease is a mutation in the ZBTB42 gene.

Uniprot Description A form of lethal congenital contracture syndrome, an autosomal recessive disorder characterized by degeneration of anterior horn neurons, extreme skeletal muscle atrophy and congenital non-progressive joint contractures. The contractures can involve the upper or lower limbs and/or the vertebral column, leading to various degrees of flexion or extension limitations evident at birth. LCCS6 features include severe polyhydramnios and absent stomach, in addition to multiple contracture deformities.