Primary Skin Lesions
What is a flat discoloration appearing on the skin's surface less than 1 cm (about 1/2 inch) with no charge in texture on the skin
Macule
What is an abnormal membranous sac containing a liquid or semi-solid substance
What is a dried mass that the remain of an oozing sore, it is identify as a solid group of dried serum with blood
Crust
Rash or purple spots within the skin due to small capillary bleeding that can be caused by trauma diseases and medications
Purpura
Areas of overactivity of melanocytes, flat, reddish-brown macules
Hyperpigmentation
What is a well-defined, elevated cluster of flat, scaly skin, appears mostly on the superficial layer and has a silver appearance, firm, rough to touch
Plaque
What is a small fluid-filled sac that develops under the epidermis of the skin
A vesicle
What is a mechanical abrasion of the epidermis or injury to the epidermis that appears bright to dark red because of the dried blood.
Excoriation
Thread-like red lines or patterns on the skin, caused by tiny widened blood vessels-- venules
What is Telangiectasia
patches of brown discoloration on face, also referred to as chloasma usually found on upper cheeks, forehead and above the upper lip
What is melasma
Papule
Like vesicles, but these are larger with dermal involvement that is elevated with clear fluid
Bulla (example: second-degree burn)
What is a plate-like excrescence of flaky exfoliation composed of accumulated stratum corneum that may be dry. This is the shedding of dead cells of the uppermost layer of the epidermis
Scales
Benign vascular skin lesion also know as a hemangioma
What is Angioma
Benign growth that is a small, skin colored or brown-pigmented spot that may be raised and is symmetrical
Acquired Nevus (mole)
What is a small elevation of skin similar to a vesicle in size and shape but containing pus
A pustule
What is like a papule, but larger with dermal penetration that is firm and feels attached deeper within the skin
A nodule
This is caused by an excessive amount of keratin production in the stratum corneum
Calluses or corns
A patch of skin discoloration caused by capillary malformation that is flat, red patches and appear at birth often changes color while aging
Port-Wine Stain
Appears larger and darker than a freckle; also an example of a macule varies in size and usually appears on face, hands, and shoulders--areas exposed to sunlight
Solar Lentigo
What is a solid formation above the skin, often caused by an insect bite or allergic reaction
A wheal
What is known as a neoplasm; an abnormal mass of tissue in the skin that can be fluid-filled or solid
A tumor
Psoriasis
Discoloration caused by bleeding within the dermis usually triggered by trauma or injury
What is Ecchymosis
Characterized by oval or irregular patches of white skin that do not have normal pigment, lighter than surrounding areas of skin
What is Vitiligo