he has undergone heart surgery vs he had undergone heart surgery

Both phrases are correct, but they are used in different contexts. "He has undergone heart surgery" is used when referring to a recent event or when the focus is on the present result of the surgery. "He had undergone heart surgery" is used when talking about a past event that occurred before another point in the past.

Last updated: March 19, 2024 • 4537 views

he has undergone heart surgery

This phrase is correct and commonly used in English.

This phrase is used to indicate that someone has recently had heart surgery or to emphasize the present result of the surgery.

Examples:

He has undergone heart surgery and is now recovering at home.
The patient has undergone heart surgery and is doing well.

Show examples from the web [+]

Aug 13, 2014 ... The toddler has been in Israel since June with his father, where he has undergone heart surgery through the Save a Child's Heart Foundation.
Aug 5, 2015 ... He has undergone heart surgery and still requires 24-hour care. Proud mum Aisling McNiffe said Jack reached a milestone when he celebrated ...
Mar 5, 1996 ... ... Gigante has been hospitalized several times for treatment of mental and physical ailments and friends say he has undergone heart surgery.
Here's my story. The pendant broke in half 2 or 3 days before the operation of the one who gave me the pendant. He has undergone heart surgery and he got ...

Alternatives:

He underwent heart surgery
He has had heart surgery
He underwent a heart operation
He has undergone a surgical procedure on his heart
He has undergone a cardiac procedure

he had undergone heart surgery

This phrase is correct and commonly used in English.

This phrase is used to talk about a past event that happened before another point in the past, often in the context of narrating a sequence of events.

Examples:

By the time he returned to work, he had already undergone heart surgery.
He had undergone heart surgery before the complications arose.

Show examples from the web [+]

Jun 19, 2012 ... ... who played a mini-Darth Vader in a Volkswagen commercial, Monday left a hospital in Los Angeles where he had undergone heart surgery.
Jul 13, 2008 ... The hospital did not release the cause of death, but he had undergone heart surgery in 2006. Over a 70-year medical career, Dr. DeBakey ...
Consider the difference between the two following sentences: (a) “The king returned to the clinic where he had undergone heart surgery in 2000 in a limousine ...
Bernard Kliban died at UCSF Medical Center aged 55 of a pulmonary embolism; he had undergone heart surgery there two weeks previously. He was survived ...

Alternatives:

He had had heart surgery
He had undergone a heart operation
He had undergone a surgical procedure on his heart
He had undergone a cardiac procedure
He had undergone surgery on his heart

What Our Customers Are Saying

Our customers love us! We have an average rating of 4.79 stars based on 283,125 votes.
Also check out our 2,100+ reviews on TrustPilot (4.9).

"Thank you!"
Sachi Nakama July 2024
"I have literally been through chat, PI, claude, bard and bing and I got conflicting answers! Thank you! Human intelligence reigns!"
Retha July 2024
"Faster than AI"
CYNTHIA December 2023
"This was very helpful and I personally think this site is the best."
Kaden October 2023
"It was extremely thorough and very helpful!"
imperialelisa October 2023
"7 years without any disappointment. Always 100% satisfied. You guys are the best in the world at what you do. Thank you so much :)"
Zubair Alam October 2023
"In a world of text messages and online communication, this is great to have as a live tool. Thank you."
Selena October 2023
"Without textranch I would be stuck!"
宏祐 October 2023
"Accuracy and fast response. Personal comments from editor. Thank you."
Clh September 2023
"I wasn't aware of this service, it's fascinating and more reliable than standard IA tools available on the internet"
Arturo September 2023
"The fact that you can get reliable fast feedback on your texts."
Vinicius Antonio August 2023
"you guys are better than grammarly i'm being honest here"
ordinary July 2023
"OMG! This is really good than any other text correction tools I've used so far. Highly recommend this."
Vehan July 2023
"Very fast and accurate. thank you."
mojtaba July 2023
"I love this app because it's help to writing skills all of students ♥️"
Tarisini July 2023
"This was exactly the mistake I was looking for, the wording dind´t sound right at first. Better than grammarly!"
Ente July 2023
"The immediate help that I received was reassuring and very satisfactory. Thanks."
priiiyanshuu July 2023
"this helps A LOT for my studies."
kathnunez02 June 2023
"Woow!! I would never have expected such precision! Thank you soooo much!!"
Berta June 2023
"Real Time Editor and not AI. Many Thanks."
Priya June 2023
"The very first thing excites me about Textranch is how much your editors care."
sepideh June 2023
"The fact that texts are checked by human editors rather than by AI, etc. I appreciate this!"
Анна June 2023
"Feel welcome, immediate response, high quality feedback"
martin.roy June 2023
"This is the best app that I have ever seen"
Burulai May 2023

he has undergone heart surgery vs he had undergone heart surgery