lewis ch 23 - integumentary problems

Question 1

ABCDE rule of assessment

Answer 1

asymmetry
border irregularity
change in color
diameter >6 mm
evolving in appearance

Question 2

three types nonmelanoma skin cancer

Answer 2

actinic keratosis
basal cell carcinoma
squamous cell carcinoma

Question 3

risk factors for developing skin cancer

Answer 3

• sun exposure
• genetics
• immunosuppressants
• dysplastic nevi

Question 4

how to control pruritis

Answer 4

• cool environment
• hydration
• wet compresses
• moisturizers
• topical drugs

Question 5

• premalignant skin condition
• mostly affects older white population
• lesion: irregularly shaped, flat, slightly red papule with indistinct borders and overlaying hard scale/horn
• treat with fluorouracil, tretanoin

Answer 5

actinic keratosis

Question 6

• locally invasive malignant condition affecting epidermal cells
• pearly borders, depression of center
• treatment: fluorouracil, excision or radiation

Answer 6

basal cell carcinoma

Question 7

• cancer of keratinizing epidermal cells
• potential to metastasize
• pipe, cigar, and cigarette smoking contribute to formation on mouth and lips
• treatment: fluorouracil, radiation, methotrexate

Answer 7

squamous cell carcinoma

Question 8

benign dermatological problem:
-chronic, autoimmune dermatitis characterized by silvery, scaling plaques on the knees, elbows, scalp, hands, feet, and lower back

Answer 8

psoriasis