Derm Flashcards

1
Q

Seborrheic Keratosis
Presentation?
Color?
Treatment?

A
  • Oval shape, hyperpigmented, clear definition, stuck-on appearance
  • Black or tan
  • Tx: None or cryotherapy if symptoms present (itching)
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2
Q

What other condition can have telangiectasias?

A

Rosacea

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3
Q

Amiodarone long term effects?
What kind of monitoring?

A
  • Thyroid issues, optic neuropathy, pulmonary toxicity
  • Baseline CXR and PFTs every 3-6 months
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4
Q

What kind of murmur is aortic stenosis? Sounds like? Where to hear?

A
  • Systolic
  • Crescendo-decrescendo
  • Aortic area (radiates to neck)
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5
Q

What condition is common with MVP?

A
  • Marfan’s
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6
Q

Endocarditis signs (3)

A
  • Osler nodes (painful nodules on finger pads)
  • Splinter hemorrhages
  • Janeway’s lesions (bleeding under skin, red papules)
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7
Q

When do you need endocarditis prophylaxis? (4 Ps 1T)

A
  • Prosthetic heart valve
  • Prior infective endocarditis
  • Patched congenital heart disease
  • Persistent cyanotic heart disease
  • Transplant with valve issues
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8
Q

First line treatment chronic ulcerative stomatitis?
Associated with what?

A
  • Oral steroids, Plaquenil if severe
  • Can be caused by lichen planus
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9
Q

Lichen Planus commonly seen with what?
What does it look like?
Symptoms?
Where on the body?
How long does it last?
Treatment?

A
  • Other immune disorders (US, vitiligo, MG)
  • Reddish purple, flat topped bumps (lacy in mouth?
  • Itchy
  • Flexor surfaces
  • Self-limiting – most resolve in 6 mo
  • Topical steroids or antihistamines
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10
Q

Lichen Simplex Chronicus
What is it?
Commonly associated with what?
Tx?

A
  • Skin become leathery/rubbery d/t repetitive rubbing/itching
  • Eczema
  • Tx: topical steroids or antihistamines, moisturizers
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11
Q

Lichen Sclerosis
What color?
What type patients?
High risk for what?
Lasts how long?

A
  • White
  • Post-menopause
  • Squamous cell carcinoma
  • > 6 mo
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12
Q

Cold Sores caused by which HSV?

A

Type 1

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13
Q

Pathogens of impetigo?

A
  • Staph aureus, strep pyogenes
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14
Q

Where does pityriasis rosea occur on the body?
Tx?

A
  • Patch that spreads to the back or abdomen
  • Goes away on its own
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15
Q

What is early stage Lyme Disease?

A
  • Meningoccemia – purple to dark-red painful lesions
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16
Q

Where does RMSF rash occur on the body? Bacteria?

A
  • Palms/soles
  • Rickettsia Rickettsii
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17
Q

Complications of untreated measles

A
  • PNA, encephalitis
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18
Q

When is MMR booster? Can you get pregnant after?

A
  • 4-6 years
  • Don’t get pregnant within 4 weeks
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19
Q

Mumps symptoms? What else can cause this?

A
  • Parotid gland swelling
  • Bulimia
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20
Q

Treatment of AKs

A
  • 5FU or cryo
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21
Q

Squamous cell lesion characteristics

A
  • Slow glowing scaly ulceration that bleeds easily
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22
Q

High risk for malignant melanoma if taking what drug?

A
  • Anti-TNF biologics (umabs)
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23
Q

Size of vesicles in Herpes Zoster? Bullae vs. vesicle

A
  • <0.5cm (vesicle) – Shingles
  • > 1cm = bullae
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24
Q

Shingrix
What age group?
What if younger?
When to refer?
Complication?

A
  • Age 50, need varicella if younger
  • Refer is around the eyes
  • Postherpetic neuralgia: gabapentin
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25
Q

Shingrix – Can you give if patient is sick?

A
  • Moderate to severe illness – NO (fever)
  • Mild illness – YES (cold)
  • Active shingles – NO, wait until resolved
26
Q

Varicella can return to school when? When are they contagious?

A
  • Once lesions are crusted over
  • Contagious 1-2 days before rash
27
Q

What virus causes molluscum contagiousum?

A
  • Poxvirus
28
Q

Which retinoid is Accutane?

A
  • Isotretinoin
29
Q

Oral Hairy Leukoplakia
Symptoms?
Refer?
Commonly associated with what?

A
  • White that you can’t scrap off
  • Refer to detist d/t risks of enamel destruction
  • Common in HIV
29
Q

Most common pathogen for erysipelas?

A
  • Group A strep
30
Q

Skin conditions to stay away from pregnant people?

A
  • Fifth Disease and Rubella
31
Q

Scarlet fever
Where is rash? Tx?

A
  • Sandpaper rash begins on neck and trunk and spread to extremities
  • Amoxicillin
32
Q

Rubella – Also called? What does rash look like? What lymph nodes enlarged?

A
  • German measles / 3 day measles
  • Pink rash
  • Cervical adenopathy
33
Q

Roseola rash description?
What lymph nodes enlarged?
When are they no longer contagious?
Pathogen?

A
  • Rosy net like blanchable rash that starts on trunk
  • Cervical adenopathy
  • No longer contagious once rash appears
  • HSV
34
Q

Coxsackievirus – Where does it start? Tx?

A
  • Starts in mouth
  • Symptomatic
35
Q

Topical steroids order of potency acronym?
What class # is highest?
Risk of what with higher?
Face, arm/leg/trunk, hands/feet potency?

A
  • OCLS – ointment, cream, lotion, solution
  • Highest – class 1
  • Risks of adrenal suppression
  • Face: low, arm/leg/trunk: medium, hands/feet: high
36
Q

Who can’t have Bactroban?

A

Pregnant people

37
Q

Who can’t have anti-fungals? Why?

A
  • Pregnant people – risks spontaneous abortion and heart defects
38
Q

How to give Mebedazole?

A
  • 1 dose now and another in 2 weeks
  • Treat whole household
39
Q

How long is Terbinafine treatment?
Tinea capitus vs. Onchomycosis
What lab before starting?

A
  • Tinea capitus: 2-4 weeks
  • Onychomycosis: 6-12 weeks
  • LFTs
40
Q

GRIS-PEG eat with what?

A

Fatty meal

41
Q

How to apply Permethrin? Lice vs. scabies

A
  • Lice: Apply and remove right after, remove nits
  • Scabies: Apply whole body before bed, wash off 12 hours later, repeat x1 week
42
Q

Another name for skin tag? Common with who?

A
  • Acrochordon
  • DM and obesity
43
Q

Another name for boils? Tx?

A
  • Furuncles – infected hair follicle with pus
  • Tx: abx ointment, cover
44
Q

What is paronychia? Tx?

A
  • Infection below cuticle
  • Soak finger warm water for 20min TID, topical abx (Bactroban or triple A)
  • I/D for abscess
45
Q

Strawberry hemangioma tx? When does it usually resolve?

A
  • Watchful waiting
  • By kindergarten
46
Q

Phototherapy – What is happening? Shield eyes?

A
  • Unconjugated bili in the skin is converted to a nontoxic substance secreted in bile
  • Yes shield eyes
47
Q

What is Larva migrans?
What does it look like?

A
  • Infection from parasite eggs found in cat/dog intestines
  • Serpiginous rash (like scabies)
48
Q

Rosacea treatment

A

Avoid triggers - exercise, extreme temps, hot drinks, alcohol, spicy foods
Sun protection
Topical Flagyl (pustules)
Topical brimonidine (redness)

49
Q

Keloid Scar vs. Hypertrophic
Both look like what? Symptoms?
Biggest difference?

A

Red with glossy areas of induration
May be itchy or painful

Keloid: invades healthy surrounding tissue
Hypertrophic: Doesn’t grow past injury margins

50
Q

What kind of scars are acne scars?

A

Atrophic scars

51
Q

Solar Lentigines
What are they?
Look like what?
Need removed?

A
  • Sunspots
  • Light or dark brown macules with irregular borders
  • Benign, but can remove with cryo or laser if patients want
52
Q

AKs
Appearance?
Symptoms?
Common with what?

A
  • Red/pink/brown/tan/yellow
  • Scaly papules or macules
  • May itch or burn
  • Commonly on sun-exposed areas
53
Q

SKs: Appearance?

A
  • Round or oval shaped, hyperpigmented, black/tan, stuck-on appearance
54
Q

Squamous cell carcinoma
Looks like?
Symptoms?
Common with what?

A
  • Plaques, papules, or nodules that are red, hyperkeratotic, scaly, or ulcerated
  • May have mild itchy and bleeding
  • Most commonly develops at sun-exposed areas
55
Q

Basal Cell Carcinoma appearance

A
  • Shiny or pearly with ulcerated center
56
Q

Typhoid fever tx

A

Cipro

57
Q

Wound suturing – timeframe? Contraindications?

A
  • Wounds safe to suture close within 6 hours window (24hr for face)
  • Bad idea for contaminated wounds (animal bites, retained foreign bodies, tissue with poor blood supply)
58
Q

Koilonychia - what it is? Common with what?

A
  • Spoon shaped nails
  • IDA
59
Q

HPV symptom

A
  • Condyloma Acuminata
60
Q

Hidradenitis treatment early stages

A
  • Topical clindamycin
  • Stop smoking, weight loss