TYPES OF SKIN LESION QUESTIONS
excoriation
"Superficial linear or punctuate marks secondary to scratching" is characteristic of what secondary lesion?
nodule filled with expressible material
How would you characterize a cyst?
acute, deep-seated, red, hot, tender abscess that involves the hair follicle
How would you characterize a furuncle?
circumscribed elevation that contains purulent material, superficial
How would you characterize a pustule?
replacement of destroyed tissue with fibrous tissue
How would you characterize a scar, a type of secondary lesion?
small, circumscribed elevation, contains serous fluid
How would you characterize a vesicle?
round or flat-topped elevation, pale red; results from infiltration of the dermis with fluid; lasts only a few hours; may be a papule or plaque
How would you characterize a wheal?
circumscribed collection of pus appearing as a localized infection and associated with tissue destruction
How would you characterize an abscess?
dermatofibroma
A benign, fibrous tumor common on the lower legs is known as a ...
comedo
A common blackhead, made of keratin and sebaceous material, is referred to as a...
Actinic Keratosis (AK)
A crusty, scaly, "pre-cancerous" growth formed by years of sun exposure is a type of rough lesion known as ...
pilar cyst
A trichilemmal cyst, from the root sheath of a hair follicle and usually located on the scalp, is known as a....
freckle
An example of a macule would be...
seborrheic keratosis
Benign lesions that appear "stuck on" or waxy are identified as...
Ecchymosis
Deeper bleeding beneath the skin (bruising) is a type of purpuric lesion known as...
decreased papillary or reticular support that results in a depression
Dermal atrophy, a type of secondary lesion, is caused by...
severe sunburn, poison ivy
Examples of a bulla include...
nevus, wart, insect bite
Examples of a papule include...
vitiligo, cafe au lait, hemangioma
Examples of a patch would be...
impetigo, scab
Examples of crust include...
epidermal inclusion, sebaceous cyst
Examples of cysts include...
skinning your knee, candidiasis (usually found under skin folds)
Examples of erosion lesions include...
tinea pedis, eczema (on fingertips)
Examples of fissures include...
basal cell carcinoma (BCC), large wart, dermatofibroma
Examples of nodules include...
psoriasis, tinea corporis (ring worm), atopic dermatitis (eczema)
Examples of plaques include...
chicken pox, small blisters, herpes simplex
Examples of vesicles include...
wheal
Hives and mosquito bites are an example of what type of primary lesion?
large, circumscribed elevation, contains serous fluid
How would you characterize a bulla?
deeper infection comprised of interconnecting abscesses usually arising in several adjacent hair follicles
How would you characterize a carbuncle?
permanent dilation of superficial blood vessels
How would you characterize telangiectasia, seen often with rosacea, liver disease, and steroid use?
firm, nodular, hypertrophic scar tissue that extends beyond the area of injury
How would you describe a keloid?
a knot of fatty tissue located anywhere on the body
How would you describe a liopma, a type of benign lesion?
general term for any mass or large nodule; can be benign or malignant
How would you describe a tumor?
dried residue of serum, pus or blood
How would you describe crust?
thickening of the epidermis and increased visibility of normal skin lines, induced by scratching
How would you describe lichenification?
thin flake of exfoliated epidermis
How would you describe scale secondary lesions, such as dandruff or dry skin?
linear loss of epidermis and dermis with sharply defined vertical walls
How would you identify a fissure?
small, flat, non-palpable
How would you identify a macule?
solid lesion, extends below the plane of surrounding skin
How would you identify a nodule?
small, solid lesion, palpable
How would you identify a papule?
large, flat, non-palpable
How would you identify a patch?
large, solid lesion, palpable
How would you identify a plaque?
deeper loss of tissue surface (epidermis and dermis)
How would you identify an ulcer?
cherry red papules, benign, proliferation of blood vessels, no link to CA
How would you identify cherry angiomas, a type of benign lesion?
loss of superficial epidermis, surface is moist but does not bleed
How would you identify erosion?
clear to red papules that result from obstruction of eccrine sweat glands
How would you identify miliaria, often seen in bundled newborns and infants?
bulla, primary lesion
Identify the lesion and primary vs secondary
erosion, secondary lesion
Identify the lesion and primary vs secondary
excoriation
Identify the lesion and primary vs secondary
fissure, secondary lesion
Identify the lesion and primary vs secondary
furuncle, primary lesion
Identify the lesion and primary vs secondary
lichenification, secondary lesion
Identify the lesion and primary vs secondary
pustule, primary lesion
Identify the lesion and primary vs secondary
vesicle, primary lesion
Identify the lesion and primary vs secondary
wheal, primary lesion
Identify the lesion and primary vs secondary
Actinic keratosis, rough
Identify the lesion and type
basal cell carcinoma, pink
Identify the lesion and type
cherry angiomas, benign
Identify the lesion and type
seborrheic keratosis, benign
Identify the lesion and type
squamous cell carcinoma, rough
Identify the lesion and type
miliaria
Identify the type of lesion
abscess, primary lesion
Identify the type of lesion and primary vs secondary
cyst (epidermal inclusion), primary lesion
Identify the type of lesion and primary vs secondary
macule, primary lesion
Identify the type of lesion and primary vs secondary
nodule, primary lesion
Identify the type of lesion and primary vs secondary
papule, primary lesion
Identify the type of lesion and primary vs secondary
patch, primary lesion
Identify the type of lesion and primary vs secondary
plaque, primary lesion
Identify the type of lesion and primary vs secondary
epidermal atrophy
If a patient has thin, almost transparent epidermis, they are suffering from a secondary lesion known as...
petechiae
Minute hemorrhagic spots on the skin that are non-blanchable are known as ....
spontaneous bleeding into the skin
Purpura, a lesion seen in patients with low platelets, elderly patients, and patients with bleeding disorders, is characterized by...
solar lentigines
Sun-induced freckles, or patches of darkened skin that are benign, are known as...
erosion, fissure, excoriations, ulcerations
What are 4 examples of secondary lesions?
macules, papule, patch, plaque, vesicle, bulla
What are 6 examples of primary lesions?
Single area of altered skin; caused directly by a disease process; may be solitary or multiple; may be present since birth or arise from previously normal skin
What are the characteristics of a primary lesion?
modification of a primary lesion; results from evolution of the primary lesion, traumatic injury, or external factors
What are the characteristics of secondary lesions?
melasma ("mask of pregnancy")and linea nigra
What are the two types of melanin deposition, often seen in pregnancy?
vasculitis, gonococcemia
What are two causes of petechiae?
basal cell carcinoma (BCC)
What is the most common type of skin cancer, characterized by proliferation of cells in the lower part of the epidermis?
squamous cell carcinoma
What is the second most common type of skin cancer, characterized by accelerated cell growth in the upper part of the epidermis? (This lesion tends to be accompanied by a secondary lesion)
