Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
been operated upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "been operated upon" is correct and usable in written English.
It is typically used in a medical context to indicate that a patient has undergone surgery or a medical procedure. Example: "After the accident, he had been operated upon to repair the damage to his leg."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(3)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
14 human-written examples
"Some people walked out of the hospital with bandages that had barely stopped the flow of blood, only three hours after they had been operated upon," he said.
News & Media
The world of golf has moved on since he was in his prime, a new generation of stars have emerged, and with an increasingly burdensome left leg – it has been operated upon on four different occasions – there must now be some serious doubts about Woods's ability to restore anything approaching his former dominance.
News & Media
However, some of the previous studies have included patients with only isolated bladder endometriosis or cases where only ureteral endometriosis has been operated upon [6, 38].
Science
The data concerning the sight of patients who had been operated upon for cataracts, and of young animals and infants, were used as evidence in the debate concerning the question of whether the perception of space is innate or acquired.
Science
Others, Thomas Brown for instance, were of the opinion that the visual behaviour of babies could be compared with that of a blind person who had been operated upon and made to see.
Science
Since patients that have recently been operated upon are often dehydrated, with limited urine output, the European Society of Urogenital Radiology (ESUR) guidelines recommend special care in ensuring adequate hydration before and after CT, in order to improve urinary tract opacification and to prevent CM nephrotoxicity [45, 46].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
In the beginning of this text, we distinguished between functions and data: functions performed operations and data were operated upon.
Sixty-nine were operated upon by some form of open operation.
Last year 513 patients were operated upon free of charge and 320 operations were performed on private patients.
Patients are referred here from all regions of the country and from different ethnic backgrounds and they are operated upon in the same hospital, so all the operation and pathology reports were available simultaneously.
Science
If therefore only such kinds of growths were operated upon, the prognosis was of course promising and the operation was considered as a successful one against "cancer".
Science
Expert writing Tips
Best practice
When writing about medical procedures, use precise language. Specify the type of operation or the area of the body "been operated upon" for clarity.
Common error
While "been operated upon" is grammatically correct, overuse of the passive voice can make writing sound indirect. Consider using the active voice (e.g., "surgeons operated on the patient") when appropriate for a more direct and engaging style.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "been operated upon" functions as a passive construction indicating that a subject has undergone a surgical procedure. It describes a state resulting from a past action. Ludwig AI confirms its correctness and usability in written English.
Frequent in
Science
53%
News & Media
27%
Academia
20%
Less common in
Encyclopedias
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "been operated upon" is a grammatically sound passive construction primarily used in medical, scientific, and news contexts to describe that someone has undergone a surgical procedure. Ludwig AI confirms its correctness. While acceptable, overuse of the passive voice should be avoided in favor of active constructions when clarity and directness are desired. Related phrases like "had surgery" or "underwent an operation" may be more suitable in informal contexts. Its primary function is to inform and explain, with a register ranging from neutral to formal, depending on the source.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
underwent surgery
This alternative is a more direct and common way to describe having a surgical procedure.
had an operation
This alternative uses simpler vocabulary to convey the same meaning.
received surgical treatment
This alternative is a more formal and clinical way to describe the procedure.
was surgically treated
This alternative emphasizes the treatment aspect of the operation.
had a procedure performed
This alternative broadens the scope to include non-surgical procedures.
was subjected to surgery
This alternative highlights the patient's experience of undergoing the procedure.
had corrective surgery
This alternative specifies that the surgery was intended to correct a problem.
underwent a surgical intervention
This alternative is a more technical and formal way to describe the procedure.
was under the knife
This alternative is an informal and metaphorical way to describe undergoing surgery.
required an operation
This alternative focuses on the necessity of the surgical procedure.
FAQs
How can I rephrase "been operated upon" in simpler terms?
You can use phrases like "had surgery" or "underwent an operation" as simpler alternatives.
Is it better to use active or passive voice when describing surgery?
While "been operated upon" is correct in passive voice, using active voice such as "the surgeon "performed the surgery"" can make your writing more direct.
What is the difference between "been operated on" and "been operated upon"?
The phrases are largely interchangeable. "Been operated on" is more common in informal contexts, while "been operated upon" is considered slightly more formal.
When is it appropriate to use the phrase "been operated upon"?
Use "been operated upon" when you want to emphasize the patient's experience of undergoing surgery, particularly in medical or formal contexts.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested