Which is correct and why: Therefore, she has subsequently undergone...

[Yankee]

.
I'd thought of "of/in the right ear" as well. Then I decided "in" was best (because it's a middle ear infection), and after that I finally I decided that doctors just might use "on" in combination with "resolving" to refer to the location in terms of right ear vs. left ear. So, I left "on" the way it was.

Amy
_________________
Amy
.
ESL teacher, translator, and a native speaker of American English

[Mister Micawber]

.
Is there a doctor in the house?
.
_________________
Canadian-American native speaker
who teaches English for a living at Mister Micawber's
ESL cafe: Interview with Mr. Micawber

[Yankee]

As prezbucky would say:
hehe

_________________
Amy
.
ESL teacher, translator, and a native speaker of American English

[prezbucky]

That'll be eight cents, Amy -- standard licensing fee.

hehe
_________________
Billie Jean is not my lover. Hee.

[Dr. R. Saroj]

However, over the past six months, the lesion is reported to be fairly constant.
However over the past six months, the lesion is reported to be fairly constant.
_________________
i will care you with sweet pills.

[Dr. R. Saroj]

[Yankee]

Hi Doc

Doctors (and you!) are very welcome here.
To be honest, I had interpreted the comment you quoted as being directed at me.

Amy

[prezbucky]

Dr. R:

However, over the past six months, the lesion is reported to be fairly constant.
However over the past six months, the lesion is reported to be fairly constant.

The better choice is:
However, over the past six months, the lesion is reported to be fairly constant.
_________________
Billie Jean is not my lover. Hee.