Dermatology MCQ Flashcards by Chidera Nwaroh

A teenager presents to your office with a 2-month history of closed comedomes. What do you advise for management?

A. Frequent face washing
B. Benzoyl peroxide
C. Topical retinoids
D. Topical clindamycin

Topical retinoids

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A seven-year-old girl is at home recovering from a burn she sustained when a pot of boiling water fell onto her at home. Her burns are healing well. However, she has been having difficulty sleeping at night, cries often, and is easily agitated. She has been reluctant to enter the kitchen. What is the next step in management?

A) Individual psychotherapy
B) Melatonin
C) Psychotherapy for child and parent
D) Clonidine

Psychotherapy for child and parent

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A child went camping with his family a few weeks ago and sustained many mosquito bites. You now see circular, well defined flat patches of hypopigmented skin without scale. What is the most likely etiology?

A. Tinea versicolor
B. Pityriasis alba
C. Vitiligo
D. Post inflammatory hypopigmentation

Post inflammatory hypopigmentation

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2 yo male with moderate eczema. Has tried daily moisturizer, baths, wet wraps, topical steroids. Has only had minimal improvement. What is best second line treatment? (Did not specify doses, did not specify location of eczema)

A. Oral zinc
B. Systemic antihistamine
C. Topical calcineurin inhibitors
D. Topical Fucidin cream

Topical calcineurin inhibitors

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A child presents with 3 circular patches of complete hair loss, as well as hair loss of the outer third of his eyebrow. What is the most likely underlying cause?

A. Hypothyroidism
B. Trichotillomania
C. Tinea capitis
D. Alopecia areata

Alopecia areata

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You are seeing a 12 year old with multiple well demarcated scaly pruritic plaques on the knees, elbows and hands. There is nail pitting. What non dermatologic conditions is most associated with the most likely diagnosis?

a. Uveitis
B. Arthritis
C. Hepatitis
D. Asthma

Arthritis

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3 month old girl with strawberry lesion growth over her right upper eyelid, started as small red spot at 3 weeks age that grew. It is now covering half her eyelid. What do you do for management?

A. Oral beta blocker
B. Po hydrocortisone
C. Reassure
D. Laser therapy

Oral beta blocker

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15 year-old adolescent male with dermatitis herpetiformis. What condition should you screen for?

A. Graves’ disease
B. Celiac disease
C. Zinc deficiency
D. HSV 1

Celiac disease

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14 year old is followed for learning disorder and separation anxiety. Her mother is concerned about 2 months of hair loss. Photo provided of partly bald patch zoomed in to show characteristic hair pattern similar to this
What management do you recommend?

A. Topical corticosteroid
B. Topical minoxidil
C. Cognitive behavioral therapy
D. Topical griseofulvin

Cognitive behavioral therapy

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Baby has hypopigmented lesions, angiofibroma, shagreen patch, and epilepsy. What other findings will they have?

A. Glaucoma
B. Cardiac rhabdomyomas
C. Hypo-pit
D. Optic glioma

Cardiac rhabdomyomas

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Photo of child with scabies (scabies photo) exact pic. Mom has it too. The child is 1 month old. How to treat the child?

A. Corticosteroid
B. Sulphur
C. Permethrin
D. Antibiotics

Sulphur

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You have a teenager who washes her face twice a day, now has comedonal acne with pustules. Is on no other acne medication. What will be your initial treatment

A. Benzyl peroxide
B. Oral minocycline
C. Topical clindamycin
D. OCP

Benzyl peroxide

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A 16 year old teenager with acne. Long description of moderate papulopustular acne (very clearly not mild). Has tried many topical treatments and they have not worked. What do you give them?

A. Oral minocycline and topical BPO
B. Topical BPO
C. Oral clindamycin and topical BPO
D. Oral minocycline and topical clindamycin

Oral minocycline and topical BPO

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Teenage male who develops scaly patchy red rash over the elbows with associated pruritus and pain. With itching, linear markings appear over the skin.

a) Lichen planus
b) Atopic dermatitis
c) Psoriasis
d) Tinea corporis

Psoriasis

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A teenage girl presents with new onset clearly demarcated patches of total hair loss on scalp, without itching or scale. On exam, there are shiny, round patches of hair loss with no residual hair. What is the most appropriate NEXT step in management?

A. Order CBC and renal function tests
B. Prescribe oral corticosteroids
C. Prescribe oral griseofulvin
D. Order TSH and anti-TPO antibodies

Order TSH and anti-TPO antibodies

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~5-year-old dropped a kettle on his foot. Now has a non-painful burn 4x5 cm on dorsum of foot. There is an unroofed blister that is non blanching in the middle. What is your management?

A) Fusidic acid cream
B) Sliver sulfadiazine cream
C) Refer to plastics
D) Non adherent dressing

Refer to plastics

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Picture of tinea capitis. How do you manage?

A. PO terbinafine
B. Topical terbinafine

PO terbinafine

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A 2 yo presents with this lesion after sucking on his finger. He is very fussy but systemically well. What do you prescribe?

A. PO acyclovir
B. Po Cephalexin
C. Hydrocortisone cream
D. Antifungal cream

PO acyclovir

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16yo unwell with 5 days of oral ulcers and the following rash. What is the cause?

A. Mycoplasma
B. Varicella
C. Creatine
D. NSAIDs

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Mycoplasma

5 year old female presents with a red bump on her right upper eyelid that has gotten bigger in the last week. She is afebrile and otherwise well. What management do you suggest?

A. 10 days of oral cephalexin
B. Warm compresses 4 times a day
C. Ophtho referral
D. Erythromycin eye drops for a week

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Warm compresses 4 times a day

Child with rash in creases. Also has increased thirst and new bedwetting. Diagnosis?

A. LCH
B. Seborrheic dermatitis
C. ALL

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LCH

10 year old girl, during summer developed hypopigmented lesions with fine white scale.

A. Vitiligo
B. Post inflammatory hypopigmentation
C. Tinea versicolor
D. Pityriasis Alba

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Pityriasis Alba

You see a baby with a hemangioma on the nose that is starting to obscure vision. What do you need to counsel parents about in terms of side effects from the treatment?

A. Hypoglycemia
B. Hypertension
C. Bleeding
D. Syncope

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Hypoglycemia

Young child with eczema managed well on topical steroid, now presenting with acute worsening of the rash, how do you treat:

A. IV vancomycin
B. IV methylpred
C. IV acyclovir
D. PO 3rd gen cephalosporin or cloxacillin

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IV acyclovir

2 Pictures (face and legs). Legs looks similar to this. What is this condition mostly associated with? A- Type 1 Diabetes B- Tuberous sclerosis C- NF-1 D- IBD

Type 1 Diabetes

Boy with eczema with picture attached. Treatment? A- Acyclovir B- Cephalexin C- Topical steroids D- Emollients

Cephalexin

1-week old baby girl comes with a vesicular rash, on an erythematous base. Looks well, feeding well, good urine output, normal stooling. There is a family history of hypopigmentation and dental issues. What could be the cause? A. NF1 B. TSC C. Cutis aplasia D. Incontinentia pigmenti

Incontinentia pigmenti

Child presents with rash, blisters at extremities (picture provided: full body, looks like lips are involved, has a foley in situ). Initially had viral prodrome, then had amoxicillin for 7 days, after which the rash started. a. TEN b. Staph scalded skin syndrome c. Dermatitis herpeticum d. Erythema multiforme

TEN

Girl with itchy rash (Pictured->) a. Pityriasis rosea b. Nummular eczema c. Tinea corporis

Pityriasis rosea

A 5 year old by has had a one week history of fever and cough. He was started on amoxicillin. He develops a rash. What is the most likely etiology of the rash? a. Mycoplasma B. HSV C. Amoxicillin

Amoxicillin

You are called to see a newborn with the following rash. What is it? a. Herpes simplex virus b. Miliaria c. Erythema toxicum d. Neonatal pustular melanosis

Erythema toxicum

15 year-old male present with mild popular and comedogenic (? papulopustular, not comedogenic?) acne on face, trunk and back. Previously only using soap to wash his skin. Next step for treatment: a. Tetracycline PO b. Erythromycin cream c. Combination of topical retinoid and benzoyl peroxide d. Other topical

Combination of topical retinoid and benzoyl peroxide

Baby with large congenital (melanocytic?) nevus on face. What is she at risk for?

Melanocytosis of the leptomeninges

2 y/o with diffuse atopic dermatitis. He is compliant with steroid treatment but is not improving. What topical agent could be the next line? a. Methotrexate b. Tar c. Tacrolimus d. Cyclosporine

Tacrolimus

What is the best treatment for head lice if resistance is prevalent? a. Permethrin b. Resultz

Resultz

Boy with history of atopic dermatitis presents with rash similar to that seen in picture. Difficult to discriminate between eczema herpeticum and eczema with impetigo. Best treatment? a) IV cefazolin b) IV acyclovir c) IV clindamycin d) Topical steroids

IV acyclovir

2yo presents with abscess on buttocks, brother had same disease recently. There is no surrounding erythema and he is otherwise well. a) I and D b) start clinda c) start septra and I and D d) IV vanco

I and D

Picture of erythema multiforme on arm and has ulcers in her mouth - what would the cause be? a) mycoplasma b) NSAIDs

Mycoplasma - HSV is a better answer but not given as an option

Kid with bright red perianal rash a) Candida perianal b) strep perianal infection c) contact dermatitis d) Sexual abuse

strep perianal infection

Hemangioma over eye, what do you want to do first? a) Consider starting propranolol b) Call optho c) Wait 2 weeks then reassess

Consider starting propranolol

Vascular Malformation over unilateral upper face. What do you need to worry about? a) Glaucoma b) Ipsilateral hearing loss c) Cerebral malformation d) hydrocephalus

Glaucoma

Picture of 9mo with large plaque hemangioma on the face, what would you NOT do? a. Echocardiogram b. MRI head c. Renal ultrasound d. Ophthalmology

Renal ultrasound - rule out PHACE Syndrome

Kid with 10 tanned macules more varying from 5 to 15mm and normal physical examination. (No mention of family history). What would you do next to confirm the diagnosis? a. MRI head b. Ophthalmology c. Echocardiogram

Ophthalmology

Full term baby delivered after traumatic forceps delivery. Now 1 month old with vomiting, lethargy and firm red plaque on back of hand. What lab test would you check. a. Glucose b. calcium c. potassium d. Alk P e. Creatinine

calcium

12 year old girl with a history of hypopigmented flat scars following mild trauma, as well as spontaneous vesicular lesions when exposed to sun. Which medication would this most likely be a side effect of: a. Prednisone b. Naproxen c. Lisinopril d. Methotrexate

Naproxen

Dermatology MCQ Flashcards

(45 cards)