Deck 3: Skin

Question 1

Folliculitis is most commonly due to:

A) Contact dermatitis
B) Varicella zoster
C) Dermatophytes
D) Staphylococcal infection

Answer 1

Staphylococcal infection

Question 2

Jaundice is a state of high bilirubin in the bloodstream.It is most commonly seen first in the:

A) Sclera
B) Nailbeds
C) Palms of the hands
D) Unexposed skin areas

Answer 2

Sclera

Question 3

Which of the following skin disorders is associated with diabetes?

A) Acanthosis nigricans
B) Vitiligo
C) Impetigo
D) Folliculitis

Answer 3

Acanthosis nigricans

Question 4

Which lesions are typically located along the distribution of dermatome?

A) Scabies
B) Herpes zoster
C) Tinea
D) Dishydrosis

Question 5

A patient presents with polymorphous lesions consisting of small,red papules and vesicles,with a few eroded and crusted lesions.Your differential diagnosis should include all except which of the following?

A) Herpes simplex
B) Varicella
C) Bacterial folliculitis
D) Contactdermatitis

Question 6

A patient has a tender,firm,nodular cystic lesion on his scalp that produces cheesy discharge with foul odor.This is most likely a:

A) Bacterial folliculitis
B) Basal cell carcinoma
C) Bullous impetigo
D) Epidermoid cyst

Question 7

A patient has an irregularly shaped,brown to black lesion on the upper arm that has changed color recently.The widest diameter is 6 mm.You should:

A) Measure and record the dimensions and schedule follow-up to repeat measurement in 2 weeks
B) Biopsy the lesion
C) Obtain skin scraping for dermatophytes
D) All of the above

Question 8

Skin turgor is best assessed by pinching skin over the:

A) Forehead
B) Forearm
C) Knees
D) Dorsum of the hand

Question 9

What kind of lesions are caused by the herpes simplex virus?

A) Scales
B) Vesicles
C) Plaques
D) Urticaria

Question 10

Your patient complains of a progressive loss of pigment in various patches on the body.Affected skin surfaces are otherwise normal (e.g.no scaling,vesicles,elevation,or other changes).The most likely cause is:

A) Vitiligo
B) Acanthosis nigricans
C) Psoriasis
D) Pityriasis alba

Question 11

Which of the following skin conditions frequently heralds an anaphylactic reaction?

A) Contact dermatitis
B) Eczema
C) Urticaria
D) Erythema multiforme

Question 12

Which of the following is not associated with development of erythema multiforme?

A) Herpes virus
B) Mycoplasms
C) Medications
D) Trauma

Question 13

When a patient presents with a skin-related complaint,it is important to first:

A) Fully inspect all skin lesions before asking the patient how the lesion in question developed
B) Obtain a full history about the development of the skin lesion prior to the physical examination
C) Complete a full physical examination of the body prior to inspecting the skin lesion
D) Examine the skin lesion without hearing a health history in order to not prejudice the diagnosis

Question 14

Which type of lesion is referred to as resembling "a dew drop on a rose petal?"

A) Varicella zoster
B) Measles
C) Rubella
D) Tinea

Question 15

Patient presents with complaint of a "swollen node" under his arm.The area is tender and the node has progressed in size over the past few days.Which of the following should be included in your differential diagnosis?

A) Hidradenitis suppurativa
B) Epidermoid cyst
C) Furuncle
D) Both A and C

Question 16

Which of the following disorders often presents in patients with café-au-lait spots ?

A) Diabetes
B) Malignancy
C) Neurofibromatosis
D) Autoimmune disease

Question 17

The following has been associated with cervical and anal cancer:

A) Secondary syphilis
B) Human papilloma virus
C) Herpes simplex
D) Epstein-Barr virus

Question 18

During a routine exam,you notice a 5 mm lesion on the right medial cheek.The border is raised and pearlescent in color and the area is crusted.The patient admits that it has been present for several months and has only recently become tender with the development of the crusting.This is most likely:

A) Squamous cell carcinoma
B) Epidermoid cyst
C) Basal cell carcinoma
D) Actinic keratosis

Question 19

Herpetic whitlow is commonly located on:

A) The eyelid
B) The scalp
C) A finger
D) Lip

Question 20

A patient presents with vesicles on a reddened base in a symmetrical pattern on the lower neck and upper back,stating that he had noticed discomfort prior to the onset of the "rash." Which of the following should be considered in your differential diagnosis?

A) Dermatitis herpetiformis
B) Herpes zoster
C) Dishydrosis
D) Contact dermatitis

Question 21

A patient suffered a laceration of the shin three days ago,and today presents with a painful,warm,red swollen region around the area.The laceration has a purulent exudate.The clinician should recognize that the infected region is called:

A) Contact dermatitis
B) Folliculitis
C) Hidradenitis suppurative
D) Cellulitis

Question 22

A patient with sarcoidosis has firm,tender,reddened nodules,along the anterior aspect of the leg.These lesions are called:

A) Erythema multiforme
B) Erythema nodosum
C) A discoid rash
D) Lichen planus

Question 23

A patient presents complaining of recent onset of aching and malaise followed by the development of a generalized rash.He denies previous rash although he does admit that about a month ago he had an open sore on his right hand that was nonpainful.The exam reveals a maculopapular rash and lymphadenopathy.This presentation is most consistent with:

A) Pityriasis rosea
B) Secondary syphilis
C) Herpetic whitlow
D) Pyogenic granuloma

Question 24

Which of the following characteristics is not helpful in differentiating between psoriasis and atopic dermatitis?

A) Distribution
B) Family history
C) Lesion morphology
D) Chronicity

Question 25

A woman complains of malaise and arthralgias.You note a butterfly-shaped,macular,erythematous rash across her cheeks and nose.These conditions are common in:

A) Psoriasis
B) Lichen planus
C) Systemic lupus erythematosus
D) Erythema nodosum