Title: My Patient Won't Open His/Her Eyes!<br/>Author: WanTsu Wendy Chang<br/><a href='http://umem.org/profiles/faculty/1322/'>[Click to email author]</a><hr/><div style="font-family:'Helvetica Neue';font-size:14px;"> </div> <div style="font-family:'Helvetica Neue';font-size:14px;"> <strong>My patient won't open his/her eyes!</strong></div> <div style="font-family:'Helvetica Neue';font-size:14px;"> </div> <ul> <li style="font-family: 'Helvetica Neue'; font-size: 14px;"> Beware of the patient who can't open his/her eyes but is otherwise awake!</li> <li style="font-family: 'Helvetica Neue'; font-size: 14px;"> This <u>coma mimic</u> is the result of <strong>eyelid apraxia</strong>, which is the <strong>inability to voluntarily open eyes</strong> despite intact frontalis muscle contraction and absent oculomotor dysfunction.</li> <li style="font-family: 'Helvetica Neue'; font-size: 14px;"> This can be seen in <em>injuries of the nondominant hemisphere (e.g. R MCA stroke), medial frontal lobe, bilateral thalami (e.g. bilateral thalami stroke), and brainstem (e.g. progressive supranuclear palsy)</em>.</li> <li style="font-family: 'Helvetica Neue'; font-size: 14px;"> When asking these patients to open their eyes, they may use their forehead muscles to try and raise their eyelids.</li> </ul>