Arsenal's Egyptian midfielder Mohamed Elneny gets attention for an injury before being stretchered off during the English Premier League football match between Arsenal and West Ham United at the Emirates Stadium in London on April 22, 2018. Pic/AFP

Arsenal midfielder Mohamed Elneny is to miss the first leg of the UEFA Europa League semi-final against Atletico Madrid because of an ankle ligament injury. Elneny, 25, was injured during Arsenal's 4-1 home victory over West Ham United on Sunday, reports EFE news agency.