Mrs. Trump, who has been gradually raising her profile as first lady, recently hosted her first state dinner and launched a public awareness campaign to help children. "The fact that she's in the hospital for [the remainder of the] week says to me there's a little more to the story", he said.
Embolization usually is an outpatient procedure or requires just one night in the hospital, he said. "Thank you to all of the well-wishers!" he wrote on Twitter.
Trump joked at lunch that support for the first lady was so high that he had her promise she wouldn't run against him, said a person familiar with the discussion but not authorised to discuss a private conversation.
Prior to her hospitalization Monday, Trump appeared outwardly in good health this week.
Last week, Trump gave a speech in the Rose Garden to announce a new campaign that she's calling "Be Best".
Square Enix will Hold an E3 Showcase Stream
What we won't see is the Hitman series, which was given to developer IO Interactive after it split with Square Enix . E3 2018 officially kicks off on June 12-14, but the majority of announcements occur the Monday before on June 11.
Leader Jason Day gets feet wet at Wells Fargo
Fowler is 6 shots off the lead and McIlroy is 7 shots off the lead, but both are capable of going low and winning this tournament. Also three shots back are Bryson DeChambeau (66), Paul Casey (69) and Aaron Wise (70).
China jails ruling party member for life over graft
The court said the defendant had been given a "lenient" sentence in light of his willingness to cooperate with the investigation. Sun is the latest former senior official taken down in President Xi Jinping's war on graft.
Iran turns to diplomacy amid high regional tensions
At least 11 Iranians were among those killed in unprecedented Israeli strikes on Syria this week, a monitor said Saturday. Iran rejects Israel's right to exist, considering it an illegitimate occupier of Muslim land, the BBC explained.
Asian Cup draw better this time, says Gurpreet
The UAE, as virtue of being the host, was top seeds placed in Group A along with India, Thailand and Bahrain. He believes that the sheer number of quality coaches in the ISL and I-League have helped the players.
'I'm a hugger', Meghan Markle tells palace
Meghan Markle's wedding dress designer has not yet been revealed, but it is highly unlikely for David Emanuel to create her gown. Markle, 36, said she knew little about her royal date while Harry said he had never heard of Markle or watched her TV series.