Week 12 – Dermatology
When collecting a specimen to determine a diagnosis of tinea corporis, the provider will scrape which
portion of the lesion?
The active, leading border
The papular lesions
The area of central clearing
The erythematous plaque
A patient has a unilateral vesicular eruption which is described as burning and stabbing in intensity. To
differentiate between herpes simplex and herpes zoster, which test will the provider order?
Polymerase chain reaction analysis
Serum immunoglobulins
Tzanck test
Viral culture
A patient has been diagnosed with scabies. What is the medication of choice to treat this?
Coal tar
Mupirocin
Ketoconazole
Permethrin
A microscopic examination of the sample taken from a skin lesion indicates hyphae. What type of
infection might this indicate?
Fungal
Bacterial
Parasitic
Viral
Under microscopic exam, hyyphae are long, thin and branching and indicate dermatophyte infections.
A 15-month-old who is eating and behaving normally is found to have a high fever. After a few days, the
fever resolves and the child breaks out in a maculopapular rash. This is a description of which with the
following conditions:
Erythema infectiosum
Fifth disease
Scarlet fever
Roseola infantum
, Roseola is caused by herpes virus 6. Signs and symptoms including high fever for a few days with
a maculopapular rash occurring after the fever breaks.
A provider is considering an oral contraceptive medication to treat acne in an adolescent female. Which
is an important consideration when prescribing this drug?
A progesterone-only contraceptive is most beneficial for treating acne.
Yaz, Ortho Tri-Cyclen, and Estrostep are approved for acne treatment.
Oral contraceptives are effective because of their androgen enhancing effects.
Combined oral contraceptives are effective for non-inflammatory acne only.
A previously healthy patient has an area of inflammation on one leg which has well-demarcated borders
and the presence of lymphangitic streaking. Based on these symptoms, what is the initial treatment for
this infection?
Sulfamethoxazole-trimethoprim
Doxycycline
Clindamycin
Amoxicillin-clavulanate
A patient has seborrheic dermatitis. Which vehicle would be most appropriate to use in the hairline area
to treat this?
Powder
Foam
Cream
Ointment
Skin hairy areas over the body, foams are specifically used because they spread easily and are
transparent.
A patient has sustained a human bite on his hand during a fist fight. Which is especially concerning with
this type of bite injury?
Sepsis from Capnocytophaga canimorsus infection
Possible exposure to rabies virus
Transmission of human immunodeficiency virus
Potential septic arthritis or osteomyelitis
The patient presents with small vesicles on the lateral edges of his fingers and intense itching. On close
inspection, there are small vesicles on the palmar surface of the hand. What is just called?
When collecting a specimen to determine a diagnosis of tinea corporis, the provider will scrape which
portion of the lesion?
The active, leading border
The papular lesions
The area of central clearing
The erythematous plaque
A patient has a unilateral vesicular eruption which is described as burning and stabbing in intensity. To
differentiate between herpes simplex and herpes zoster, which test will the provider order?
Polymerase chain reaction analysis
Serum immunoglobulins
Tzanck test
Viral culture
A patient has been diagnosed with scabies. What is the medication of choice to treat this?
Coal tar
Mupirocin
Ketoconazole
Permethrin
A microscopic examination of the sample taken from a skin lesion indicates hyphae. What type of
infection might this indicate?
Fungal
Bacterial
Parasitic
Viral
Under microscopic exam, hyyphae are long, thin and branching and indicate dermatophyte infections.
A 15-month-old who is eating and behaving normally is found to have a high fever. After a few days, the
fever resolves and the child breaks out in a maculopapular rash. This is a description of which with the
following conditions:
Erythema infectiosum
Fifth disease
Scarlet fever
Roseola infantum
, Roseola is caused by herpes virus 6. Signs and symptoms including high fever for a few days with
a maculopapular rash occurring after the fever breaks.
A provider is considering an oral contraceptive medication to treat acne in an adolescent female. Which
is an important consideration when prescribing this drug?
A progesterone-only contraceptive is most beneficial for treating acne.
Yaz, Ortho Tri-Cyclen, and Estrostep are approved for acne treatment.
Oral contraceptives are effective because of their androgen enhancing effects.
Combined oral contraceptives are effective for non-inflammatory acne only.
A previously healthy patient has an area of inflammation on one leg which has well-demarcated borders
and the presence of lymphangitic streaking. Based on these symptoms, what is the initial treatment for
this infection?
Sulfamethoxazole-trimethoprim
Doxycycline
Clindamycin
Amoxicillin-clavulanate
A patient has seborrheic dermatitis. Which vehicle would be most appropriate to use in the hairline area
to treat this?
Powder
Foam
Cream
Ointment
Skin hairy areas over the body, foams are specifically used because they spread easily and are
transparent.
A patient has sustained a human bite on his hand during a fist fight. Which is especially concerning with
this type of bite injury?
Sepsis from Capnocytophaga canimorsus infection
Possible exposure to rabies virus
Transmission of human immunodeficiency virus
Potential septic arthritis or osteomyelitis
The patient presents with small vesicles on the lateral edges of his fingers and intense itching. On close
inspection, there are small vesicles on the palmar surface of the hand. What is just called?
