Score for this quiz: 6 out of 15
Submitted May 24 at 1:39pm
This attempt took 15 minutes.
Question 1
1 / 1 pts
A 27-year-old female comes in to your
... [Show More] primary care office complaining of a perioral
rash. The patient noticed burning around her lips a couple days ago that quickly went
away. She awoke from sleep yesterday and noticed a group of vesicles with
erythematous bases where the burning had been before. There is no burning today. She
is afebrile and has no difficulty eating or swallowing. What test would confirm her
diagnosis?
Potassium hydroxide (KOH) prep.
Correct!
Tzanck smear.
Sterile culture sent for aerobic and anaerobic bacteria.
Exam under a Wood lamp.
This would show giant cells consistent with herpes simplex virus. KOH and wood's lamp
are used to diagnose fungal infections. Cultures can be sent to diagnose bacterial
infections but it will not detect HSV.
Question 2
1 / 1 pts
A rash that looks like the patient was slapped on the cheeks of the face is the hallmark
characteristic for which disease?
Rubeola.
Rubella.
Correct!
Erythema infectiosum (fifth disease).
Rocky Mountain spotted fever.
Erythema infectiosum (fifth disease) usually starts on the cheeks and spreads to the
arms and trunk.
Question 3
0 / 1 pts
A 3-year-old patient presents to your pediatric office with her mother. She has recently
started in day care. Her mother noted slight perioral erythema on the right side of the
patient’s mouth last night before bed. The patient awoke today with 3 small, superficial,
honey-colored vesicles where the erythema was last night. The patient has no
surrounding erythema presently. She had no difficulty eating this morning and is active
and energetic and doesn’t appear lethargic or fatigued. She is also afebrile. How would
you treat this child?
Local debridement and topical compress with Burow solution and close follow-up.
Correct Answer
Local debridement and mupirocin for 5 days.
You Answered
Oral Keflex for 7 days.
Topical compress with Burow solution and follow-up in 2 to 3 days.
This is the treatment of choice for impetigo.
Question 4
0 / 1 pts
A 20-year-old male presents to your office in the summer complaining of chest
discoloration. He is a lifeguard and has been out in the sun without a shirt on for long
periods of time. His physical exam shows small, flat, circular, hypopigmented macules
on his chest that he states are mildly pruritic. What is the treatment of choice for this
diagnosis?
Ketoconazole shampoo.
Oral fluconazole.
You Answered
Hydrocortisone cream 1%.
Correct Answer
Selenium sulfide shampoo.
Selenium sulfide shampoo is the treatment of choice for tinea versicolor. Ketaconozole
is not the treatment for tinea versicolor but it can be used for recurrence prevention in
resolved cases. Oral fluconazole is only the treatment in severe cases that are resistant
to topical treatments.
Question 5
1 / 1 pts
A 25-year-old male presents with “bleeding in my eye” for 1 day. He awoke this morning
with a dark area of redness in his eye. He has no visual loss or changes. He denies
constitutional symptoms, pruritus, drainage, or recent trauma. The redness presents on
physical exam as a dark red area in the patient’s sclera of the right eye only and takes
up less than 50% of the eye. The patient’s remaining sclera is clear and white. He also
notes he was drinking alcohol last night and vomited afterward. What is the best
treatment?
Topical steroids and close follow-up with an ophthalmologist.
Cold compresses and frequent handwashing.
Correct!
Reassurance that this lesion will resolve without any treatment in 2 to 4 weeks.
Sending the patient to the emergency department for immediate ophthalmology consult.
This is the classic presentation of a subconjunctival hemorrhage. It will resolve without
treatment in 2 to 4 weeks. Vomiting probably caused his hemorrhage.
Question 6
0 / 1 pts
A 4-year-old male presents to your pediatric clinic with his mother complaining of an
itchy rash, mostly between his fingers. This has been going on for multiple days and has
been getting worse. The patient recently started at a new day care. On physical exam,
the patient is afebrile and has multiple small (1-2 mm) red papules in sets of 3 located in
the web spaces between his fingers. He also has signs of excoriation. What is the
treatment for this problem?
Correct Answer
Permethrin lotion for the patient and also his family members.
You Answered
Over-the-counter Benadryl cream.
Ketoconazole cream.
Cold compresses and hydrocortisone cream 1% twice a day.
This is the treatment for scabies.
Question 7
1 / 1 pts
Henry, 64 years old, is having difficulty getting rid of a corneal infection. He asks why.
How do you respond?
Correct!
“Because the cornea doesn’t have a blood supply, an infection can’t be fought off as
usual.”
“Because the infection was painless, it was not treated early enough.”
“We can’t determine the causative agent.”
“Systemic antibiotics have difficulty getting to that area of the eye.”
Because the cornea is an avascular organ, immune defenses have difficulty fighting off
infections.
Question 8
1 / 1 pts
You diagnose 46-year-old Mabel with viral conjunctivitis. Your treatment should include:
Gentamicin ophthalmic ointment.
Oral erythromycin for 14 days.
Correct!
Supportive measures and lubricating drops (artificial tears).
Ciprofloxacin ophthalmic drops. [Show Less]