S

Saddle nose deformity - a marked depression of the bridge of the nose, commonly seen with congenital syphillis disease

Saline - salt water; used as replacement fluid during surgery, or in tumescent solution for anesthesia

Scalp Extension - hair-bearing scalp is gradually expanded with a saline-filled balloon causing more skin with hair to grow

Scalp Flap - a hair-bearing area of scalp is freed, rotated, and sutured where hairless areas of the scalp once existed

Scalp Reduction - hairless areas of the scalp are removed to increase the proportion of hair-bearing scalp

Scar - a permanent mark containing connective tissue that results from the body's response to injury

Scar revision - any of a variety of procedures to improve the appearance and/or orientation of scars

Sclera - the white part of the eyeball

Scleral show - exposure of white part of the eye below the pupil of the eye when looking straight ahead, caused by the retraction of the lower eyelid

Scleroderma - a connective tissue disorder causing hardening of the skin and other organs

Sclerotherapy - a technique for treating dilated veins by injecting a solution that irritates and collapses the vessel

Sealant - a composite material, usually a plastic coating, that is bonded to the surface of teeth to seal the tooth and prevent decay

Sebaceous gland - oil producing gland of the skin

Sebaceous hyperplasia - overgrowth of oil glands causing bumps on the skin

Seborrheic dermatitis - greasy, red areas of skin caused by irritation of the sebaceous glands

Seborrheic keratosis - light tan to dark brown wart like growths that characteristically appear "stuck on" to the surface of the skin

Sebum - oil from sebaceous glands

Septal deviation - a crookedness of the wall between the nasal cavities that can block airflow

Septoplasty - reconstructive surgery of the nasal septum, used to repair a deviated septum; can improve breathing ability

Septum - a thin wall dividing two cavities, such as between the nose

Seroma - an accumulation of fluid within the tissues

Silicone sheeting - a dressing made of silicone material that is placed over a raised scar to soften and flatten it

Sinus - a hollow area in the bone

Skin tag - a benign fleshy growth commonly found on the neck, under the arms, and on the eyelid

Skin resurfacing - a surgical procedure that removes upper skin layers to produce new skin

Slit lamp - a table top microscope used to look inside the eye and evaluate the health of the eye

S-lift - a modified facelift procedure that works well onfaces withonly slight signs of aging

SOOF lift - surgery to raise the fat pad (sub-orbicularis oculi fat) at the top of the cheeks to improve cheek and undereye contour

Spider angioma - a cluster of tiny blood vessles that radiate from a central point

Spider vein - non-essential superficial dilated veins that lie just beneath the skin

Squamous cell - a keratin producing cell of the epidermis

Squamous cell carncinoma - a malignant form of skin cancer of the squamous cell; more common in smokers and with sun exposure

Static wrinkles - wrinkles that are present when the muscle is at rest

Steroid - an anti-inflammatory drug

Strabismus - an abnormal alignment of the eyes, commonly referred to as being cross-eyed; can sometimes be treated temporarily with Botox

Stratum corneum - the topmost layer of the epidermis; also called the "horny layer" of the skin

Stria (striae, pl.) - stretch mark(s)

Subciliary - beneath the eyelashes; refers to an incision through the skin used for lower eyelid surgery

Subcision - a technique in which fibrous bands that anchor a depressed scar or casue the dimpling of cellulite are severed

Subcutaneous - beneath the skin

Subcutaneous technique - in facelift surgery,a surgical procedure that tightens skin without removing any tissue underneath it

Submental - beneath the chin

Sunblock - a cream that reflects ultraviolet radiation. Usually containing zinc oxide or titanium dioxide

Sun protection factor (SPF) - used to indicate the effectiveness of sunscreen in preventing sunburn;the number indicates how many times normal one can stay in the sun before burning

Sunscreen - a cream that absorbs ultraviolet radiation

Superior - refers to being positioned above something

Suture - to close a wound surgically; the stitch that joins together the edges of an incision

Sweat gland - a gland that secretes perspiration through a pore in the skin

Symmetric - equal and balanced when one side is compared to the other

Syringoma - a tiny benign bump derived rom sweat glands around the eyes and on other areas of the face