Brazil President Jair Bolsonaro leaves hospital after having spent four days receiving treatment for an intestinal obstruction (Footage by AFPTV via Getty Images)

Supporters of Brazil's President Jair Bolsonaro are in front of the Vila Nova Star private hospital, where he is being treated for an intestinal obstruction, as show of solidarity (Footage by AFPTV via Getty Images)

Images from the outside of the Vila Nova Star private hospital where Brazilian President Jair Bolsonaro is under treatment for an intestinal obstruction (Footage by AFPTV via Getty Images)

Assorted delicious grilled meat over the coals on a barbecue, top view

A chef handles various peices of offal in a commerical kitchen.<br/>
(Core number: FKAP973H. ABNA525L)

Sandtiger Ragtooth shark, shots of cut open shark insides floating upwards. North Carolina, Atlantic Ocean

CU Scenes taken during a boat ride across the Amazon, shot on the 11th of December 2013 in Brazil. (Footage by: Laurence Griffiths/Getty Images)

MS Scenes taken during a boat ride across the Amazon, shot on the 11th of December 2013 in Brazil. (Footage by: Laurence Griffiths/Getty Images)

Medium Close Up push-in push-out tracking-left tracking-right - Toxocara worms infect the intestines of a nursing puppy in a computer-generated animation.

Extreme Close Up push-in push-out - An anatomical model of a human body highlights the intestines in a computer-generated animation.

Bariatric surgery is the term encompassing all of the surgical treatments for morbid obesity, not just gastric bypasses, which make up only one class of such operations

Extreme Close Up push-out tracking-right - A filariasis worm wiggles inside intestines in a computer-generated animation.

Dolly shot of a Hispanic young woman reading book in the toilet

Dolly shot of a Hispanic young woman using smartphone in the toilet. The communication era makes people using devices all the time in all possible places.

Loopable abstract background of guts in blood

Sequence showing a selection of raw offal on a steel surface in a commercial kitchen, UK.<br/>
(Core number: FKAP973H. ABNA525L)

Gastritis. Endoscopic view of inflammation of the stomach lining caused by the use of non-steroidal anti-inflammatory drugs..

Blood vessel tumour. Endoscopic view of a caecal haemangioma, a benign (non-cancerous) tumour of the blood vessels and a common cause of gastrointestinal bleeding..

Biopsy of the human duodenum, endoscope view. The duodenum is the first part of the small intestine. This biopsy involves the removal of a small part of the wall of the duodenum, which is then tested for coeliac disease (gluten...

Healthy human colon, endoscope view. The colon, or large intestine, is the final part of the digestive system..

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El presidente de Brasil, Jair Bolsonaro, recibió el miércoles el alta médica y dejó el hospital de Sao Paulo donde estaba ingresado desde el lunes debido a una obstrucción intestinal, secuela de la puñalada que recibió en 2018 (Footage...