The Glogau Classification of photoaging mesures the severità of photoaging. Thera are 4 groups:
Group I: mild, 28-35 years, no wrinkles, early photoaging, no keratosis, minimal wrinkles, minimal make up
Group II: moderate, 35-50 years, expressive wrinkles, mild to moderate photoaging, early brown spots, keratosis palpable but not visible, parallel smile wrinkles
Group III: Advanced, 50-65 years, wrinkles at rest, advanced photo-aging, discolorations, teleangectasies, visible keratoses, deep furrows
Group IV: severe, 60-75 years, only wrinkles, severe photoaging, yellowish-gray skin colour, early skin cancer, wrinkles throughout no normal skin, unable to tolerate make up
Website by Dott Nicola Angelotti, Dermatologist, Lucca, Italy, Phone 0583790609