{"id":26,"url":"https://cclm.media-doc.io/conditions/26/","name":"Mucin Balls","category":"Cornea","detail":"<h2>Symptoms</h2>\n\n<ul>\n\t<li>Generally none</li>\n\t<li>Vision may be affected in extreme cases</li>\n</ul>\n\n<h2>Signs</h2>\n\n<ul>\n\t<li>Spheroidal, refractile particles under a contact lens, most common in the superior region and under the upper eye lid</li>\n\t<li>Display non-reversed illumination in marginal retro illumination</li>\n\t<li>Most disappear on lens removal, but some remain briefly</li>\n\t<li><a href=\"/condition/10\">Fluorescein pooling may occur at sites of mucin balls (see Dimple Veiling)</a></li>\n</ul>\n\n<h2>Etiology</h2>\n\n<ul>\n\t<li>Focal accumulation of components of the tear film (e.g. mucus, lipids) under the lens that cause an indentation in the epithelium</li>\n\t<li>Seen most often with higher modulus materials. Most common in EW of SiHy lenses, but not exclusive to these lenses</li>\n\t<li>May occur as a result of aqueous-depleted post-lens tear film following overnight wear</li>\n</ul>\n\n<h2>Prevalence</h2>\n\n<ul>\n\t<li>Rare, although more common in SiHy EW</li>\n</ul>\n\n<h2>Differential Diagnosis</h2>\n\n<ul>\n\t<li><a href=\"/condition/25\">Microcysts</a>&nbsp;&ndash; mucin balls may be similar in size or larger.&nbsp;<br />\n\tThe majority of mucin balls disappear on lens removal, whereas microcysts remain for weeks</li>\n\t<li><a href=\"/condition/10\">Dimple-veil</a> &nbsp;&ndash; will pool fluorescein, as will mucin-ball indentations</li>\n</ul>\n\n<h2>Management</h2>\n\n<ul>\n\t<li>Monitor</li>\n\t<li>Topical lubricants</li>\n</ul>","images":[{"name":"Mucin Balls","file":"https://cclm-static.s3.amazonaws.com/images/mucin-balls-01_zoom.jpg"},{"name":"Mucin Balls","file":"https://cclm-static.s3.amazonaws.com/images/mucin-balls-02_zoom.jpg"}],"type":1,"videos":[{"name":"Mucin Balls - White Light","videoSrc":"248362165"},{"name":"Mucin Balls - Sodium Fluorescein Imprints","videoSrc":"248362152"}],"wear":false,"ceaseWear":false,"changeLens":true,"changeSolutions":false,"changeCare":false,"counseling":false,"dd":false,"dw":false,"gp":false,"replace":false,"review":true,"rewettingDrops":true,"rx":true,"SiHy":false,"toric":false,"tags":[]}