Common Skin Disorders

Question 1

Rosacea

Answer 1

Chronic inflammatory condition of middle aged adults.

Question 2

Rosacea rash

Answer 2

Mild flushing to deep reddened appearance
Telangectaseas
Papules and pustules,, but NO comodones

Question 3

Aggravating factors of rosacea

Answer 3

Hot liquids
Spicy foods
Alcohol consumption
Sun exposure
Extreme temps
Vasodilating drugs
Emotional factors

Question 4

Mild rosacea tx

Answer 4

Azelaic acid BID
Metronidazole cream daily
Erythromycin cream BID
Clindamycin gel BID

Question 5

Severe rosacea tx

Answer 5

Tetracycline PO

Doxycycline PO

Question 6

Rhinophyma

Answer 6

Soft tissue hypertrophy related to vasodilation

Question 7

Acne patho

Answer 7

1: Hyperkeratinization and obstruction of sebaceous glands.
2: Androgen stimulation increases sebum production
3: Colonization of propionibacterium acnes

Question 8

Is acne vulgaris a cyst?

Answer 8

No, it is a papule or pustule

Question 9

Type I acne tx

Answer 9

Topical benzoyl peroxide

Question 10

Keratolytics

Answer 10

Used for inflammatory acne
Retin-A, Avita
Creams better for dry faces, gel better for oily faces
May have pustular flare, may take 4-6 wks

Question 11

Acne topical abx

Answer 11

Erythromycin, clindamycin

Question 12

Topical acne abx must be used in combo with/

Answer 12

Benzoyl peroxide
Combos exist (benzacilin)

Question 13

Acne systemic abx

Answer 13

Used for mod to severe

Doxycycline

Question 14

Isotretinoin (Accutane)

Answer 14

Monitored by dermatologist

Potent teratogen, must use 2 forms of birth control and have negative preg test

Question 15

Folliculitis

Answer 15

Infxn of hair follicles
Caused by staph A
“hot tub” folliculitis caused by pseudo

Question 16

Folliculitis tx

Answer 16

debriedment
Topical abx (bactroban)

Question 17

Furuncle

Answer 17

Boil

May arise from folliculitis

Question 18

Furuncle tx

Answer 18

Hot compress
I&D
Systemic abx if severe

Question 19

Indications for systemic abx in furuncle

Answer 19

Constitutional sx
Cellulitis >5 cm
Bactrim, Keflex

Question 20

Pseudofolliculitis Barbae

Answer 20

Razor bumps

common in black pop

Question 21

Senile lentigo

Answer 21

Flat, brown areas of skin up to one inch in diameter

Caused by sun exposure

Question 22

Seborrheic Keratosis

Answer 22

AKA aging spots
Very common in elderly
Warty, scaly, hyperpigmented
Do not require tx unless discomfort of cosmetics

Question 23

Actinic Keratosis (AK’s)

Answer 23

Premalignant lesions

Low risk of becoming malignant, but 60% of SSC’s arise from AK’s

Question 24

Verruca Vulgaris

Answer 24

Common wart

Question 25

Difference btw corns and calluses

Answer 25

Corns have a central painful core, calluses do not have core

Question 26

Impetigo

Answer 26

Contagious infxn caused by staph or strep

Yellow-brown crust usually around mouth and nose

Question 27

Impetigo tx

Answer 27

Bactroban ointment

Question 28

Melasma

Answer 28

Pregnancy mask

Question 29

Tinea Corporis

Answer 29

“Ringworm” on body
Topical antifungals to tx
May need oral (fluconazole)

Question 30

Tinea Capitis

Answer 30

On head
Terbinifine, fluconazole
Griseofulvin (safe for kids)

Question 31

Tinea Pedis

Answer 31

Athletes foot
Topical antifungals
Burows solution

Question 32

Tinea Cruris

Answer 32

Miconazole drying powder

Terbinafine cream

Question 33

Tinea versicolor

Answer 33

Pityriasis
Topical selinium sulfide
Ketaconazole shampoo

Question 34

Fifth dz

Answer 34

Slapped cheek

Contagious mild illness

Question 35

Hand-foot-mouth dz

Answer 35

Coxsackie virus
Fever, mouth sores, hand foot rash
NSAIDS, fluids

Question 36

Scarlet fever

Answer 36

Scarlatina
Rash appears 12-48 hrs post fever
Covers tongue, chest, spares face
Bright red, blanches

Question 37

Scarlet fever tx

Answer 37

PCN, zithromax, ceftriaxone

If left untreated can lead to rheumatic dz

Question 38

Roseola infantum

Answer 38

Mild and contagious
Resp illness, followed by high fever for 3-5 days.
Fever ands and small pink flat raised bumps appear on trunk and extremities
Supportive tx

Question 39

Heat rash (Miliaria)

Answer 39

Caused by a baby who is too hot

Small red bumps, dress cooler