<p class="title">Liverpool goalkeeper Loris Karius suffered a concussion shortly before the blunders which gifted Real Madrid their Champions League final crown last month, two Boston doctors who examined the shot-stopper revealed on Monday.</p>.<p class="bodytext">A statement from doctors Ross Zafonte and Lenore Herget said Karius had undergone a comprehensive examination at Massachusetts General Hospital on May 31, five days after Liverpool's 3-1 defeat to Madrid in Kiev.</p>.<p class="bodytext">"After carefully reviewing game film and integrating a detailed history ... physical examination and objective metrics, we have concluded that Mr Karius sustained a concussion during the match May 26, 2018," the statement from Zafonte and Herget said.</p>.<p class="bodytext">Karius had complained to match officials in the 49th minute that he had been elbowed in a clash with Madrid defender Sergio Ramos which went unpunished.</p>.<p class="bodytext">Two minutes later, Karius committed a howler when he attempted to throw a pass out to the Liverpool defence only for it to go straight to Real striker Karim Benzema for the opening goal of the final.</p>.<p class="bodytext">Karius also erred with Real's third goal, fumbling Gareth Bale's long-range shot into his own net to complete a miserable night for the German goalkeeper.</p>.<p class="bodytext">Zafonte and Herget's statement said it was possible that the concussion had impacted Karius's performance.</p>.<p class="bodytext">"At the time of our evaluation, Mr. Karius's principal residual symptoms and objective signs suggested that visual spatial dysfunction existed and likely occurred immediately following the event," the statement said.</p>.<p class="bodytext">"Additional symptomatic and objectively noted areas of dysfunction also persisted. It could be possible that such deficits would affect performance."</p>.<p class="bodytext">It added that Karius had shown a "significant and steady improvement since the concussive event".</p>.<p class="bodytext">"We expect him to make a full recovery based on the results of the examination," it added. "We have encouraged vigilance and an emphasis on safety in his eventual return to full activity."</p>
<p class="title">Liverpool goalkeeper Loris Karius suffered a concussion shortly before the blunders which gifted Real Madrid their Champions League final crown last month, two Boston doctors who examined the shot-stopper revealed on Monday.</p>.<p class="bodytext">A statement from doctors Ross Zafonte and Lenore Herget said Karius had undergone a comprehensive examination at Massachusetts General Hospital on May 31, five days after Liverpool's 3-1 defeat to Madrid in Kiev.</p>.<p class="bodytext">"After carefully reviewing game film and integrating a detailed history ... physical examination and objective metrics, we have concluded that Mr Karius sustained a concussion during the match May 26, 2018," the statement from Zafonte and Herget said.</p>.<p class="bodytext">Karius had complained to match officials in the 49th minute that he had been elbowed in a clash with Madrid defender Sergio Ramos which went unpunished.</p>.<p class="bodytext">Two minutes later, Karius committed a howler when he attempted to throw a pass out to the Liverpool defence only for it to go straight to Real striker Karim Benzema for the opening goal of the final.</p>.<p class="bodytext">Karius also erred with Real's third goal, fumbling Gareth Bale's long-range shot into his own net to complete a miserable night for the German goalkeeper.</p>.<p class="bodytext">Zafonte and Herget's statement said it was possible that the concussion had impacted Karius's performance.</p>.<p class="bodytext">"At the time of our evaluation, Mr. Karius's principal residual symptoms and objective signs suggested that visual spatial dysfunction existed and likely occurred immediately following the event," the statement said.</p>.<p class="bodytext">"Additional symptomatic and objectively noted areas of dysfunction also persisted. It could be possible that such deficits would affect performance."</p>.<p class="bodytext">It added that Karius had shown a "significant and steady improvement since the concussive event".</p>.<p class="bodytext">"We expect him to make a full recovery based on the results of the examination," it added. "We have encouraged vigilance and an emphasis on safety in his eventual return to full activity."</p>