The Imperial Household Agency is expected to announce the results of the surgery later today.
Brazil is considering sending a substitute or even asking that the meeting be postponed.
The surgery is to fix an incisional hernia, a result from previous procedures performed after Jair Bolsonaro was stabbed during his 2018 presidential campaign.
Apart from winning the Masters, Tiger Woods has had a relatively subdued season with injuries hampering his preparation and performances.
Infection sets in a day after surgeons reattached the thumb, which had been chopped off in a parang attack.
'I went for treatment early Friday morning, but unfortunately, I'm still unable to compete,' says Woods.
Empress Emeritus Michiko is to have surgery after her diagnosis of early-stage breast cancer.
The US-based Corindus builds robots to assist surgeons with operations on veins and arteries.
Penile fractures occur when the tunica albuginea is torn, resulting in bleeding or a hematoma in the affected area.
Around 50 sets of craniopagus twins are estimated to be born around the world every year.
A study reveals Australian surgeons restoring arm function in paralysed patients thanks to a groundbreaking nerve transfer procedure.
Andy Murray posted a short video on Instagram, where he was seen hitting the ball in an outdoor court.
Kvitova suffered cuts to her left hand while defending herself during a home invasion in 2016.
Experts predict in the future 5G will allow surgeons to control a robot arm to carry out operations in remote locations that lack specialist doctors.
His upcoming solo shows have been put on hold.
Marquez underwent an operation on his left shoulder before the new year after dislocating it several times last season.
Otto, who has started all 12 of Wolves' games in the Premier League this season, was forced off early in the second half of Spain's 1-0 win in Las Palmas and, left the stadium on crutches.
The surgery will sideline Benjamin Mendy for several weeks.
Usman Khawaja's surgery will mean that Australia face the prospect of missing their three top batsmen for the first Test against India in December.
Samuel Umtiti’s knee injury has not been healing as expected.
Russell Westbrook is making a swift recovery from right knee surgery but his status for the first game of the upcoming NBA season remains uncertain.
Endometrial cancer is also known as uterine cancer and is often diagnosed early because it comes with abnormal bleeding that will necessitate a visit to the doctor.
Spurs team physician David Schmidt will perform the operation, after which a timeline for his return will be determined, although typical recovery time would be a minimum of six weeks.
Mukwege is nicknamed "Doctor Miracle" for his surgical skill and dedication in helping women overcome the injuries and trauma of sexual abuse and rape. a