1. Rau pob txuv txawv txav, ichthyosis thiab txawv txav psoriasis
2. Cov tshuaj tiv thaiv kab mob keratosis.
3. Kuj tseem hu ua retinoic acid thiab retinoic acid, cov kab mob no yog cov khoom lag luam nruab nrab ntawm cov vitamin A hauv lub cev, uas feem ntau cuam tshuam rau kev loj hlob ntawm cov pob txha thiab cov metabolism hauv cov hlwb epithelial, thiab muaj cov teebmeem ntawm kev txhawb nqa epithelial cell proliferation thiab keratolysis. .
