Freckles - flat, small macules of pigment that appear following sun exposure.
Vitiligo - depigmentation of the skin.
Striae (sometimes called stretch marks).
Seborrheic keratosis, a warty or crusty pigmented lesion.
Mole - (nevi) are a common type of skin growth. They often appear as small, dark brown spots and are caused by clusters of pigment-forming cells
Cutaneous tag, raised papule with a depressed center. "skin tag"
Cherry angiomas, small raised spots (1-5 mm wide) typically seen with aging.
macule is a flat unique skin discoloration that may be red, brown, tan, or white, is flat with defined borders, and is less than 1 cm in diameter. It does not affect the texture of thickness of the skin. Visually, macules are noticeable
papule is a raised skin region with no apparent fluid and has a diameter of up to 1 cm. It is bordered and comes in various forms.
nodule is bigger than a papule; it is raised protrusion on the skin that is firm and easily palpable and is usually greater than 1 cm in diameter. It can appear in all skin layers, including the epidermis, dermis, and subcutaneous tissue
plaque is a flat-topped, elevated lesion that is more than 1 cm in diameter, It is frequently red, scaly, and irritating. Plaques are more common on the scalp, elbows, and knees. They are of irregular shape, rough to touch, and have a rough texture.
A tumor is a solid mass that develops on the skin or subcutaneous tissue (under the skin). It is firm and normally measures more than 2 cm in length
A vesicle is a raised bump with a diameter of less than 1 cm that is filled with transparent liquid
pustule is a tiny skin lump that looks like a vesicle or bulla, but it contains pus. It can become infectious although not necessarily, as in pustular psoriasis.
wheal is a raised irregularly shaped patch of edematous skin that is uneven in size or shape. It is swelling of the skin that may seem white, pink, or red and may be itchy. It generally arises due to a stimulus, such as an insect bite or food allergies. It is sometimes referred to as welts or hives.
burrow is a tunnel that grows in the skin and shows up as linear markings. It is caused by parasitic infestations of the skin such as scabies mites