| A rare genetic disease with characteristics of congenital contractures of the distal interphalangeal joints, progressive stiffness of the shoulders and neck, keloid scarring, increased optic cup-to-disc ratio and renal stones. Additional reported features include arthritis, osteoporosis, hypoplastic flexion creases, clinodactyly, anxiety, facial dysmorphism (such as sloping forehead, prominent supraorbital ridges, downslanting palpebral fissures, prominent ears, high arched palate). Female carriers exhibit a variable milder phenotype. |