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Clin Med Derm > More Diseases > Flashcards

More Diseases Flashcards

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Dermatology Board Prep flashcards
1
Q

MC pathogen for impetigo?

A

Staph aureus or strep

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2
Q

Treatment for impetigo?

A

Mupirocin with bacitracin

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3
Q

MC pathogen cellulitis adult and children

A

Adult: group A strep or staph
Child: h flu

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4
Q

Area on patients leg is pink, warm, swollen, and very tender.. What is it and how do you treat?

A

Cellulitis, treat with abx

Measure line around it to make sure it isn’t growing too quickly or not responding to abx

Surgical treatment if no response to abx

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5
Q

How do you treat a wart?

A

Salicylic acid plasters, cryosurgery or electrodessication

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6
Q

Single or multiple dome shaped, flesh colored, pearly white waxy papules with central umbilication.. Curd like material expressed from center when squeezed

A

Molluscum contagiosum

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7
Q

What viral family is molluscum contagiosum from and who does it commonly affect

A

Poxviridae

Children, sexually active adults, AIDS patient

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8
Q

How do you treat molluscum contagiosum?

A

Can spontaneously resolve

Can use imiquimod or podophyllin, cryosurgery, or electrodessication

AIDS pt can use retinoids for severe cases

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9
Q

Treatment for Condyloma acuminatum

A

Salicylic acid, cryotherapy, laser surgery or podophyllin

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10
Q

What test should you get and what should you look for to diagnose HSV?

A

Tzanck smear - look for multinucleated giant epithelial cells

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11
Q

Red face “slapped cheek” lacy, pink, macular rash on torso

A

Erythema infectosium (fifths disease)

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12
Q

Koplik spots in mouth and maculopapular Rash that spreads from face to extremities

A

Rubeola measles

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13
Q

How do you treat any viral exanthem?

A

Supportive rx

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14
Q

Vesicular, erythematous, torso and face to extremities (dew drops on rose petal)

A

Varicella

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15
Q

What will the KOH for tinea capitis look like?

A

Branching hyphae with SPORE FORMATION

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16
Q

Erythematous scaly border with central clearing. KOH shows branching hyphae and spores.

A

Tinea corporis (ringworm)

17
Q

How do you treat ringworm

A

Clotrimazole topical antifungal… Continue rx for 2 weeks after clearance!!!

18
Q

Red, elevated nodule with adherent white, scaly, or crusted bloody margins

A

Squamous cell carcinoma

19
Q

How do you dx squamous cell carcinoma?

A

Bx: large, pleomorphic, hyper chromatic nuclei

20
Q

How do you treat squamous cell carcinoma?

A

Excision treatment: Mohs, electrodessication, or curettage

21
Q

What are the 1st and 2nd MC skin cancers?

A
  1. Basal cell

2. Squamous cell

22
Q

MC in HIV/immunosuppressed patients! Connective tissue cancer caused by HHV8

Macular nodule that is plaque-like, brown/pink/red or violaceous

A

Kaposis sarcoma

23
Q

Treatment for kaposis sarcoma?

A

HAART therapy, or radiation

24
Q

Treatment for small non-superficial basal cell carcinoma

A

Imiquimod or 5FU

25
Q

Treatment for difficult basal cell carcinoma cases

A

MOHS

26
Q

Key words for impetigo?

A

Vesicles that dried to form honey colored crusts

27
Q

What test should you run on your patient with a black widow bite before you give them antivenom?

A

Horse serum sensitivity

28
Q

Local burning for 3-4 hours, blanched area, erythematous margin around ischemic center (red halo) - 24-72 hours after hemorrhagic bullae that undergoes Eschar formation which then leads to necrosis

A

Brown recluse bite

29
Q

Premalignant condition to squamous cell carcinoma - MC PREMALIGNANT CONDITION

A

Actinic keratosis

30
Q

Dry, rough, scaly “sandpaper” skin lesions or edematous hyperkeratotic or Hyperpigmented plaques

A

Actinic keratosis

31
Q

How do you treat actinic keratosis?

A

Cryotherapy or 5FU

32
Q

Type II HSN autoimmune attack on basement membrane causes subepidermal blistering and tense bullae that don’t rupture easily

A

Bullous pemphigoid

33
Q

With bullous pemphigoid nikolsky sign is ??

A

Negative!

34
Q

What is the tx for bullous pemphigoid?

A

Corticosteroids

Clin Med Derm (3 decks)

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