WITH 100% RATED ANSWERS
Bulla Primary lesion: a blister larger than 5 mm; fluid may be located at various levels.
(Example: pemphigus, pemphigoid)
Pustule Primary lesion: An elevated, well-circumscribed lesion containing purulent exudate
(ex: acne vulgaris)
Scar Secondary Lesion: a collection of fibrous tissue that forms to replace lost epidermal and
dermal tissue. (Example: surgical scar, acne scar)
Keloid Secondary Lesion: augmentation of scar tissue, creating a significant elevation on the
skin surface after healing. (Example: postsurgical scar, post acne scar)
Scales Secondary Lesion: heaped up keratinized cells- may vary in size, thickness, and
consistency. (Example: Psoriasis scale (compact and thick), pityriasis rosea scale (thin and
small).
Erosion Secondary Lesion: loss of epidermis that does not extend into dermis.
Moist/glistening. Caused from blister/bulla/vesicle eruption (Example: ruptured chickenpox
vesicle)
, Ulcer Secondary Lesion: loss of skin through the epidermis; healing results in scar formation.
(Example: stasis ulcer)
Fissure Secondary Lesion: a split in all epidermal layers of skin. (Example: athlete's foot)
Cyst Secondary lesion: an abnormal pocket of fluid (ex: blister)
Telangiectasia Secondary lesion: a lesion created by dilated blood vessels
Patch Secondary lesion: flat area of color change in the skin that is >1cm wide
Lichenification Secondary skin lesion: characterized by hyperpigmentation, thickening of the
skin and exaggerated skin lines. These skin lesions usually appear from constant scratching or
rubbing in areas, such as the elbows
ABCDE: Asymmetry If you draw a line through the middle of the mole, the halves of a
melanoma won't match in size
ABCDE: Border The edges of an early melanoma tend to be uneven, crusty, or notched
ABCDE: Color Healthy Moles are uniform in color. A variety of colors, especially white and/or
blue, is bad.