![Sweden's Kristoffer Olsson looks on during the international friendly match between Sweden and Moldova](https://ichef.bbci.co.uk/onesport/cps/624/cpsprodpb/15666/production/_132745678_gettyimages-1720668602.jpg)
Swedish midfielder Kristoffer Olsson was placed on a ventilator in hospital after dropping consciousness at residence.
Midtjylland stated the previous Arsenal participant, 28, is “affected by what seems to be an acute mind sickness”.
The Danish membership introduced that he was taken to Aarhus College Hospital on February 20.
Midtjylland stated they felt “compelled” to launch an replace attributable to “rising rumors and hypothesis about Kristoffer Olsson's latest absence”.
“Everybody at FC Midtjylland is after all deeply affected by Kristoffer's sudden sickness,” the membership stated in an announcement on Tuesday.
“Kristoffer Olsson is affected by what seems to be an acute brain-related sickness, which is neither attributable to self-inflicted injury of any type nor attributable to exterior components.
“A staff of main Danish medical consultants is at present working beneath strain to make a analysis and begin the right remedy.”
Olsson got here by way of Arsenal's youth academy and made one look for the Gunners earlier than becoming a member of Midtjylland completely halfway by way of the 2014-15 Premier League season.
Arsenal stated on X, previously generally known as Twitter: “See you quickly, Kristoffer. We wish a full and speedy restoration.”
Olsson, who made 47 senior appearances for Sweden, had spells at Swedish facet AIK, Krasnodar in Russia and Anderlecht in Belgium between two stints with Midtjylland.
“Hold combating Koffe!” the Swedish soccer affiliation stated on X, previously generally known as Twitter. “All the Swedish soccer household is considering of you and I hope you recuperate rapidly. Our ideas additionally exit to Kristoffer's family members at this troublesome time.”
Olsson missed Midtjylland's two most up-to-date Danish Superliga video games and final featured for the membership towards Fredrikstad within the Atlantic Cup on February 9.
“Since being admitted, Kristoffer has been surrounded by his rapid household and members of the FC Midtjylland employees, in addition to specialists on the sphere,” the membership added.
“FC Midtjylland urges the general public to indicate respect and understanding in order that Kristoffer, his household and the medical doctors are allowed the peace of thoughts to make sure that Kristoffer will get higher and recovers as efficiently as potential.”