DUNPHY CHAPTER 7 (DERM) EXAM
QUESTIONS AND ANSWERS GRADED A+
2026
Simon presents with alopecia areata with well-circumscribed patches of hair loss on the crown
of his head. How do you respond when he asks you the cause? - ANS "The cause is unknown,
but we suspect it is due to an immunological mechanism."
What is a "linear crack extending from the epidermis to the dermis"? - ANS A fissure
A bulla is: - ANS A vesicle larger than 1cm in diameter
An example of ecchymosis is: - ANS a bruise
When looking under the microscope to diagnose an intravaginal infection, you see a cluster of
small and oval to round shapes. What do you suspect they are? - ANS Spores
Your patient is in her second trimester of pregnancy and has a yeast infection. What is the
treatment that you usually recommend/order in nonpregnant patients, but is listed as a
pregnancy category D? - ANS Diflucan 150mg
Tinea unguium is also known as: - ANS Onychomycosis
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, Sally, age 25, presents with impetigo that has been diagnosed as infected with Staphylococcus.
The clinical presentation is pruritic, tender, red vesicles surrounded by erythema with a rash
that is ulcerating. Her recent treatment has not been adequate. Which type of impetigo is this?
- ANS Ecthyma
Mark has necrotizing fasciitis of his left lower extremity. Pressure on the skin reveals crepitus
due to gas production by which anaerobic bacteria? - ANS Clostridium perfringens
When using the microscope for an intravaginal infection, you see something translucent and
colorless. What do you suspect? - ANS Hyphae
Marci has a wart on her hand. She says she heard something about "silver duct tape therapy."
What do you tell her about his? - ANS It is a simple treatment that should be tried first
Which is the most potent and irritating dose of tretinoin? - ANS 0.05% liquid formulation
Of the following types of cellulitis, which is a streptococcal infection of the superficial layers of
the skin that does not involve the subq layers?
a. Necrotizing fasciitis
b. Periorbital cellulitis
c. Erysipelas
d. "Flesh-eating" cellulitis - ANS c. Erysipelas
Mandy presents with a cauliflower-like wart on her anogenital region. You suspect it was
sexually transmitted and document it as: - ANS Condyloma acuminata
Jeffrey has atopic dermatitis. You are prescribing a low-dose topical corticosteroid for him.
Which would be a good choice?
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2
QUESTIONS AND ANSWERS GRADED A+
2026
Simon presents with alopecia areata with well-circumscribed patches of hair loss on the crown
of his head. How do you respond when he asks you the cause? - ANS "The cause is unknown,
but we suspect it is due to an immunological mechanism."
What is a "linear crack extending from the epidermis to the dermis"? - ANS A fissure
A bulla is: - ANS A vesicle larger than 1cm in diameter
An example of ecchymosis is: - ANS a bruise
When looking under the microscope to diagnose an intravaginal infection, you see a cluster of
small and oval to round shapes. What do you suspect they are? - ANS Spores
Your patient is in her second trimester of pregnancy and has a yeast infection. What is the
treatment that you usually recommend/order in nonpregnant patients, but is listed as a
pregnancy category D? - ANS Diflucan 150mg
Tinea unguium is also known as: - ANS Onychomycosis
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, Sally, age 25, presents with impetigo that has been diagnosed as infected with Staphylococcus.
The clinical presentation is pruritic, tender, red vesicles surrounded by erythema with a rash
that is ulcerating. Her recent treatment has not been adequate. Which type of impetigo is this?
- ANS Ecthyma
Mark has necrotizing fasciitis of his left lower extremity. Pressure on the skin reveals crepitus
due to gas production by which anaerobic bacteria? - ANS Clostridium perfringens
When using the microscope for an intravaginal infection, you see something translucent and
colorless. What do you suspect? - ANS Hyphae
Marci has a wart on her hand. She says she heard something about "silver duct tape therapy."
What do you tell her about his? - ANS It is a simple treatment that should be tried first
Which is the most potent and irritating dose of tretinoin? - ANS 0.05% liquid formulation
Of the following types of cellulitis, which is a streptococcal infection of the superficial layers of
the skin that does not involve the subq layers?
a. Necrotizing fasciitis
b. Periorbital cellulitis
c. Erysipelas
d. "Flesh-eating" cellulitis - ANS c. Erysipelas
Mandy presents with a cauliflower-like wart on her anogenital region. You suspect it was
sexually transmitted and document it as: - ANS Condyloma acuminata
Jeffrey has atopic dermatitis. You are prescribing a low-dose topical corticosteroid for him.
Which would be a good choice?
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2
