It's quite likely that you do.
No, no, there's no need to panic. Lentigo may sound like some dread disease which will devour you agonisingly from within, but luckily it's something entirely different.
Lentigo is a medical term for a freckle, and it's one that doctors have used for centuries to worry their patients into parting with large fees.
The power of language, eh?
I mean, no one, but no one, would eat a trout if they knew it had lentigines, would they?
Rainbow Trout (Oncorhynchus mykiss)
I should think not, indeed.
Sunday Rest: Word Not To Use Today: lentigo. This word arrived in English in the 1300s from the Latin lēns, which means lentil.