Psoriasis

Question 1

what percent of psoriasis is genetic?

Answer 1

33

Question 2

name the five types of psoriasis

Answer 2

plaque
inverse/flexure
guttate
aryhtrodermic
pustular

Question 3

what often precedes guttate psoriasis?

Answer 3

strep pharyngitis

Question 4

describe the lesions in guttate psoriasis and location

Answer 4

acute onset of raindrop sized lesions on trunk and extremities

Question 5

where do inverse/flexure psoriasis plaques occur?

Answer 5

axilla
groin
inframammary region and skin fold

Question 6

what do inverse/flexure psoriasis plaques look like?

Answer 6

large erythematous plaques that may lack scales

Question 7

where does pustular psoriasis occur?

Answer 7

can be anywhere on the body

Question 8

what often precedes pustular psoriasis?

Answer 8

corticosteroid withdraw

Question 9

what do pustular psoriasis lesions look like?

Answer 9

psoriatic lesions that are erythematous and have pustules on them

Question 10

what is palmoplantar psoriasis?

Answer 10

psoriasis on the foot…often confused with athletes foot

Question 11

what two types of psoriasis commonly cause palmoplantar?

Answer 11

plaque or pustular

Question 12

describe psoriatic erythroderma

Answer 12

entire skin surface turns bright red

Question 13

what two things is psoriatic erythroderma associated with?

Answer 13

fever and chills

Question 14

describe plaque psoriasis lesions

Answer 14

well demarcated plaques with overlying silvery scale and underlying erythema

Question 15

is plaque psoriasis usually symmetric or asymmetric?

Answer 15

symmetric

Question 16

what is the Koebner phenomenon? what is it associated with?

Answer 16

associated with psoriasis…is lesions induces by trauma

Question 17

describe the pathogenesis of plaque psoriasis

Answer 17

cytokines from immune cells trigger hyperproliferation of skin…leading to thick scaley skin

Question 18

name four things patients with psoriasis have an increased risk for

Answer 18

metabolic syndromes
deprssion
obesity
alc or tobacco

Question 19

name the six common locations for psoriasis to appear

Answer 19

scalp
ears
elbows
knees
umbilicus
nails
gluteal cleft
trauma sites

Question 20

what is psoriatic onychodystrophy?

Answer 20

nail psoriasis

Question 21

how often are nails involved in psoriasis?

Answer 21

bout 50%

Question 22

what does psoriatic onychodystrophy put you at higher risk for with psoriasis?

Answer 22

psoriatic arthritis

Question 23

does psoriatic arthritis have antibodies to test for?

Answer 23

no it is seronegative

Question 24

what joints are most common in psoriatic arthritis?

Answer 24

distal interphalangeal joints

Question 25

what is first line treatment for localized plaque psoriasis?

Answer 25

high potency topical steroid

Question 26

what should you never give for psoriasis? why?

Answer 26

oral steroids cause they can cause a psoriasis flare

Question 27

name the two systemic medications that are not biologics that you can give for psoriasis

Answer 27

methotrexate

cyclosporine

Question 28

what type of biologics can you give for psoriasis?

Answer 28

TNFa inhibs like infliximab and adlimumab and etanercept

Question 29

what is a treatment for systemic psoriasis that is not medication?

Answer 29

UV light therapy