<p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Calibri;mso-fareast-font-family:宋体;
color:rgb(0,0,0);font-size:16.0000pt;mso-font-kerning:1.0000pt;">Common signs include thickened, brittle, yellow or white nails, and in some cases, pain or separation of the nail from the nail bed.</span></p>