How to custom highlight content in images in ankihub decks and protect it

When i review, i find it difficult to read through the contents in an image (eg firstaid page)
I think it will be more productive to be able to highlight what we want in an image or write up additional stuffs. is it possible to do that while reviewing cards from the reviewing page or by entering the edit page ?

Custom markup for images is not a feature that Anki provides as far as I know. There may be a new add-on out there but this question is best directed to