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a flat, distinct, discolored area of skin known as a freckle.
A macule
A crack in the skin that penetrates the dermis. Examples are severely cracked and/or chapped hands or lips.
Fissure
Also known as birthmark; small or large malformation of the skin due to abnormal pigmentation or dilated capillaries.
Nevus
Also known as cicatrix; a lightly raised mark on the skin formed after an injury or lesion of the skin has healed.
scar
Open lesion on the skin or mucous membrane of the body, accompanied by pus and loss of skin depth and possible weeping fluids or pus.
Ulcer
A verruca
A wart
Recurring viral infection that often presents as a fever blister or cold sore.
Herpes simplex
A solid bump larger than .4 inches (1 centimeter) that can be easily felt.
Nodule
A large protruding pocket-like lesion filled with sebum. Sebaceous cysts are frequently seen on the scalp and the back. They should be removed surgically by a dermatologist.
Sebaceous cyst
An abnormal mass varying in size, shape and color.
Tumor
A Furuncle
A boil
Mark on the skin; may indicate an injury or damage that changes the structure of tissues or organs.
Lesion
Skin disease characterized by red patches covered with silver-white scales; usually found on the scalp, elbows, knew, chest, and lower back.
Psoriasis
Skin condition caused by an inflammation of the sebaceous glands. It is often characterized by redness, dry or oily scaling, crusting, and/or itchiness.
seborrheic dermatitis
Distended or dilated surface blood vessels
telengiectasis
Clsoed, abnormally developed sac that contains fluid, pus, semifluid, or morbid matter above or below the skin.
Cyst
Benign, keratin-filled cysts that can appear just under the epidermis and have no visible opening.
Milia
Chronic condition that appears primarily on the cheeks and nose, and is characterized by flushing (redness), telangiectasis (distended or dialted surface blood vessels), and in some cases, the formation of papules and pustules.
Rosacea
A small brown-colored or flesh-colored outgrowth of the skin.
Skin tag
Congenital hypopigmentation, or absence of melanin pigment of the body, including the skin, hair, and eyes.
Albinism
An inflammortory, uncomfortable, and often chronic desease of the skin, characterized by moderate to sever inflammation, scaling, and sometimes severe itching.
Eczema
Small, brownish spot or blemish on the skin, ranging in color form pale tan to brown or bluish black.
Mole
Any thin dry or oily plate of epidermal flakes. An example is abnormal or excessive dandruff.
scale
Hereditary condition that causes hypopigmented spots and splotches on the skin; may be related to thyroid conditions.
Vitiligo
Aslo known as whitehead; hair follicle is closed and not exposed to the environment; sebum remains a white or cream color and comedone appears as small bump just under the skin surface.
Closed comedone