PMC4961804_01
Pachyonychia and xanthonychia on the fifth toenail.
CRIDM2016-1853495.001.jpg
PMC4961804_01_CRIDM2016-1853495.001.jpg
fig1
Clinical examination showed a thickening of the nail plate, a xanthonychia, and distal splinter haemorrhages of the nail plate on the 5th toe (Figure 1).
The nail avulsion exposes a villous tumour.
CRIDM2016-1853495.002.jpg
PMC4961804_01_CRIDM2016-1853495.002.jpg
fig2
For diagnostic purposes, a nail avulsion under local anaesthesia was performed, which revealed the presence of a villous tumour on the nail matrix (Figure 2).