Melanin, hemoglobin, and water are the three chromophores targeted in skin-directed laser therapy. In normal skin, melanin is produced by melanocytes, transferred to keratinocytes, and confined to the epidermis. Hemoglobin…
Related posts: Combining Different Lasers in the Same Session for Optimal Outcomes in Treating Aging Skin Treatment of Acne Rosacea Laser Hair Removal Enhanced Medium-Depth Chemical Peels Lasers, Peels, and…
Introduction Acne vulgaris is one of the most common skin conditions in adolescents and adults, and has been reported to affect up to 80% of individuals between the ages of…
Completion of desquamation usually develops as edema resolves and may take from 4 to 7 days.6 Deep peeling may take as long as 14 days to heal well enough to…
Photoaging In order to understand how to treat facial aging, one needs to understand how the skin ages. Skin changes occur as a result of genetic factors (intrinsic aging) and…
Quantitative comprehensive grading scale of rhytids, laxity, and photoaging Grading scale Descriptive parameters Categories of skin aging and photodamage Rhytids Laxity Elastosis Dyschromia Erythema/ Telangiectasia (E/T) Keratoses Texture 0.00 None…
Definition of Acne Rosacea Acne rosacea is a chronic, inherited cutaneous condition involving persistent erythema of the convexities of the central face (cheeks, chin, nose, and central forehead) lasting for…
Historical Perspective Those who have used lasers in their medical training and practices will be able to relate to my thoughts the first time I used a laser: “How did…
Laser Theory All light travels in waveforms. The waveforms can be characterized by their wavelength, amplitude, and frequency (▶ Fig. 3.1). Ordinary light emits photons of varying wavelength, frequency, direction,…
The concept of selective photothermolysis by laser energy is detailed throughout this book and applies to treatment of vascular lesions as well. The target chromophore in the vascular lesion is…
