chronic traumatic encephalopathy
... that Lou Gehrig may not have died of Lou Gehrig's disease after all, but may instead have succumbed to chronic traumatic encephalopathy?
... that <a href="./Lou_Gehrig" id="mwAaY" rel="mw:WikiLink" title="Lou Gehrig">Lou Gehrig</a> <i id="mwAac">(pictured)</i> may not have died of <a class="mw-redirect" href="./Amyotrophic_lateral_sclerosis" id="mwAag" rel="mw:WikiLink" title="Amyotrophic lateral sclerosis">Lou Gehrig's disease</a> after all, but may instead have succumbed to <b id="mwAak"><a href="./Chronic_traumatic_encephalopathy" id="mwAao" rel="mw:WikiLink" title="Chronic traumatic encephalopathy">chronic traumatic encephalopathy</a></b>?