Finally got around to checking out a screen (HP w2338h) that had an issue with a vertical white bar. I didn't take a before picture, so here is an example from laptoprepair101.com:
The source of the issue is moisture (oxidation) possibly from being in the previous owners storage shed. Here is the outside of the screen before disassembly:
And the havoc inside the RF shielding.
You can see that the hundreds of traces are torn and I really don't know of a good way to...