hyper pigmentation造句

Advanced technology makes hyper pigmentation, a problem in the past, almost nonexistent.
That's why ArgTX-636 is playing a leading role in the research of cosmetic products against hyper pigmentation.
In females the disease is characterized by skin rashes linear hyper pigmentation following the Blaschko's lines, morphologically similar to stage 3 pigment incontinence.
It's difficult to find hyper pigmentation in a sentence. 用hyper pigmentation造句挺难的