Chapter Summary Lasers and light sources are the treatments of choice for a variety of congenital and acquired cutaneous vascular lesions. Based on the principles of selective photothermolysis, lasers induce photocoagulation of vessels by using wavelengths well absorbed by hemoglobin.…
Chapter Summary Many aspects of dermatoheliosis are amenable to treatment with a variety of ablative and non-ablative lasers and light sources. Ablative laser skin resurfacing offers the most substantial clinical improvement, but is associated with greater postoperative recovery. Non-ablative laser…
Chapter Summary Photodynamic therapy combines a photosensitizing chemical, oxygen, and light to induce a selective destruction of abnormal cells. Photodynamic therapy has evolved as an efficacious field treatment for actinic keratoses. Photodynamic therapy can be utilized for superficial non-melanoma skin…
Chapter Summary Various lasers and light sources effectively treat pigmented lesions and tattoos with minimal downtime and superior cosmetic outcomes. Q-switched and picosecond lasers with extremely short pulse durations are best suited for the selective destruction of commonly encountered pigmented…
Chapter Summary Lasers and light sources can provide temporary hair reduction for all individuals. At present, permanent hair reduction is possible only in individuals with pigmented terminal hairs. Proper patient selection is vital to ensure effective treatment with minimal side…
Chapter Summary Follicular unit hair transplantation (FUHT) is a method of hair restoration surgery that relocates permanent donor hair to balding areas in naturally occurring follicular unit hair groupings. The small size of the units allows for tremendous versatility in…
Chapter Summary Autologous fat transfer (AFT) is a long established means of facial volume restoration in cosmetic rejuvenation, where it is not only a corrective technique for soft tissue defects and rhytids but also for facial atrophy due to the…
Chapter Summary Tumescent local anesthesia using lidocaine and epinephrine allows the removal of large volumes of fat with minimal blood loss and low postoperative morbidity. A preconsultation questionnaire standardizes the medical history and focuses the consultation on issues that are…
Chapter Summary Botulinum toxin (BoNT) is a neurotoxin produced by Clostridium botulinum , a Gram-positive anaerobic bacterium. It blocks acetylcholine release after binding to the presynaptic cholinergic receptors, thus preventing muscular contraction of the affected muscles. BoNT type A (BoNT-A)…
Chapter Summary The chin plays a key role in contributing to facial balance and harmony, from ancient history through contemporary culture. Proper head positioning in the Frankfort horizontal plane is essential for preoperative assessment. Proper implant material selection and design…