Chinese 蓝甲 Cited by user Jdysw on 08 Apr 2025 蓝甲（）即甲弧影（月牙）呈蓝色，可见于银质沉着症和肝豆状核变性，也有见于血红蛋白M病和遗传性肢端唇部毛细血管扩张症的病例报告.
English Shell nail syndrome Cited by user SimonBellamy on 26 Jun 2021 Shell nail syndrome is a medical condition defined by the concurrence of large, rounded fingernails and bronchiectasis.
English Blue nails Cited by user Deapea on 28 Jan 2010 Blue nails, or more formally azure lunula, are characterized by a blue discoloration of the lunulae, seen in argyria and cases of hepatolenticular degeneration (Wilson's…