I
would have nephrectomized
you
would have nephrectomized
he / she / it
would have nephrectomized
we
would have nephrectomized
you
would have nephrectomized
they
would have nephrectomized
I
would have been nephrectomizing
you
would have been nephrectomizing
he / she / it
would have been nephrectomizing
we
would have been nephrectomizing
you
would have been nephrectomizing
they
would have been nephrectomizing