Look up pictures of bier spots or palmar erythema.

[newyork2018]

Especially if your a heavy drinker, they can both be benign, but are also very common in correlation to advanced liver problems, and will typically come and go. Triggers are typically when it's hot, or when your walking rather than laying etc.

[Careful1]

I have palmer erythema though mine doesn't come and go, it showed up and never left. I actually have just about all the skin symptoms of advanced liver disease but I saw a heptatologist and he said other then having an enlarged and fatty liver, my liver is fine.