NUR 631 REVISION HANDBOOK 2026
EVIDENCE BASED PRACTICE AND CLINICAL
GUIDELINES
◉ Vesicles.
Answer: small, clear, fluid-fille blisters < 1 cm in diameter (contact
dermatitis, HSV)
◉ Bullae.
Answer: · are clear fluid-filled blisters
• > 1 cm in diameter
◉ Pustules.
Answer: · are vesicles that contain purulent fluid
• common in bacterial
• infection or folliculitis
◉ scale.
Answer: is heaped-up accumulations of horny epithelium (flakey
◉ Urticaria.
,Answer: (wheals or hives) elevated lesions caused by localized
edema. Wheals are pruritic and red
◉ Crusts (scabs.
Answer: consist of dried serum, blood, or pus
◉ Erosions.
Answer: are open areas of skin that result from loss of part or all of
the epidermis
◉ Fissures.
Answer: linear cleft into the dermis or epidermis
◉ Ulcers.
Answer: result from loss of the epidermis and at least part of the
dermis
◉ Petechiae.
Answer: · are nonblanchable punctate foci of hemorrhage
Petechiae are never normal and may be due to low plt, leukemia, DIC
(can be seen with sepsis), ITP (which is when your immune system
attacks platelets), vasculitis, endocarditis or disseminated
gonococcal infections, liver disease along with other causes
,◉ Purpura.
Answer: is a larger area of hemorrhage that may be palpable
◉ Atrophy.
Answer: · is thinning of the skin, which may appear dry and
wrinkled, resembling cigarette paper
◉ Scars.
Answer: are areas of fibrosis that replace normal skin after injury
◉ Telangiectases.
Answer: are foci of small, permanently dilated blood vessels
◉ Discrete.
Answer: separate
◉ Confluent.
Answer: running together
◉ Linear take.
Answer: on the shape of a straight line
, ◉ Annular lesions.
Answer: are rings with central clearing
◉ Nummular.
Answer: circular or coin-shaped
◉ Target.
Answer: (bull's-eye or iris) lesions appear as rings with central
duskiness
◉ Serpiginous.
Answer: have linear, branched, and curving elements
◉ Reticulated.
Answer: have a lacy or networked pattern
◉ Herpetiform.
Answer: grouped papules or vesicles arranged like those of a herpes
simplex infection
◉ Zosteriform.
EVIDENCE BASED PRACTICE AND CLINICAL
GUIDELINES
◉ Vesicles.
Answer: small, clear, fluid-fille blisters < 1 cm in diameter (contact
dermatitis, HSV)
◉ Bullae.
Answer: · are clear fluid-filled blisters
• > 1 cm in diameter
◉ Pustules.
Answer: · are vesicles that contain purulent fluid
• common in bacterial
• infection or folliculitis
◉ scale.
Answer: is heaped-up accumulations of horny epithelium (flakey
◉ Urticaria.
,Answer: (wheals or hives) elevated lesions caused by localized
edema. Wheals are pruritic and red
◉ Crusts (scabs.
Answer: consist of dried serum, blood, or pus
◉ Erosions.
Answer: are open areas of skin that result from loss of part or all of
the epidermis
◉ Fissures.
Answer: linear cleft into the dermis or epidermis
◉ Ulcers.
Answer: result from loss of the epidermis and at least part of the
dermis
◉ Petechiae.
Answer: · are nonblanchable punctate foci of hemorrhage
Petechiae are never normal and may be due to low plt, leukemia, DIC
(can be seen with sepsis), ITP (which is when your immune system
attacks platelets), vasculitis, endocarditis or disseminated
gonococcal infections, liver disease along with other causes
,◉ Purpura.
Answer: is a larger area of hemorrhage that may be palpable
◉ Atrophy.
Answer: · is thinning of the skin, which may appear dry and
wrinkled, resembling cigarette paper
◉ Scars.
Answer: are areas of fibrosis that replace normal skin after injury
◉ Telangiectases.
Answer: are foci of small, permanently dilated blood vessels
◉ Discrete.
Answer: separate
◉ Confluent.
Answer: running together
◉ Linear take.
Answer: on the shape of a straight line
, ◉ Annular lesions.
Answer: are rings with central clearing
◉ Nummular.
Answer: circular or coin-shaped
◉ Target.
Answer: (bull's-eye or iris) lesions appear as rings with central
duskiness
◉ Serpiginous.
Answer: have linear, branched, and curving elements
◉ Reticulated.
Answer: have a lacy or networked pattern
◉ Herpetiform.
Answer: grouped papules or vesicles arranged like those of a herpes
simplex infection
◉ Zosteriform.
