Dermatology Quiz: Branch Of Medicine

25 Questions

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Dermatology Quiz: Branch Of Medicine

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Questions and Answers
  • 1. 
    A 16 year old male presents with small, umbilicated flesh-colored papules on his trunk and extremities. Upon examination, the papules appear to have a "cheesy" core. What is the most likely diagnosis?
    • A. 

      Seborrheic Keratosis

    • B. 

      Tinea Corporis

    • C. 

      Keratoacanthoma

    • D. 

      Molluscum Contagiosum

  • 2. 
    • A. 

      Hutchinson's sign

    • B. 

      Sign of Lesar-Trelat

    • C. 

      Koebner's Phenomenon

    • D. 

      Nikolsky's sign

  • 3. 
    Squamous cell carcinoma is more common in patent's with what preexisting condition?
    • A. 

      Thyroid disease

    • B. 

      Liver cirrhosis

    • C. 

      Renal transplant

    • D. 

      Diabetes mellitus

  • 4. 
    The prognosis of malignant melanoma is based on
    • A. 

      The horizontal size of the lesion

    • B. 

      The pigmentation of the lesion

    • C. 

      The depth of the lesion

    • D. 

      The location of the lesion

  • 5. 
    Which of the following is not associated with UV exposure?
    • A. 

      Actinic Keratosis

    • B. 

      Keratoancanthoma

    • C. 

      Melasma

    • D. 

      Seborrheic Keratosis

  • 6. 
    A 24 year old female presents with a patchy, brown, macular pigmentation on the malar surface of her face after vacationing in Florida. She denies any changes to her daily cosmetic routine or any recent burns and states that the only medication she takes is oral contraceptives.  What is the most likely diagnosis?
    • A. 

      Contact dermatitis

    • B. 

      Actinic Keratosis

    • C. 

      Melasma

    • D. 

      Drug eruption

  • 7. 
    A 42 year old male presents with multiple skin-colored papules on his hands and fingers. Upon exam, you notice a hyperkeratotic surface with some of the papules extending underneath the nail bed. A KOH prep comes back negative. The patient works as a butcher and is otherwise in good health. What is the most likely diagnosis?
    • A. 

      Paronychia

    • B. 

      Tinea unguium

    • C. 

      Verruca Vulgaris

    • D. 

      Onychomycosis

  • 8. 
    Presentation of five or more spider angiomas is indicative of pathology affecting what organ?
    • A. 

      Thyroid

    • B. 

      Liver

    • C. 

      Kidney

    • D. 

      Heart

  • 9. 
    • A. 

      LIchen Simplex Chronicus

    • B. 

      Atopic Dermatitis

    • C. 

      Seborrheic Dermatitis

    • D. 

      Dyshidrosis

  • 10. 
    A 67 year old male presents with moderate erythema and yellowish eczematous scaling rash on his scalp and forehead. PMH includes HTN and Parkinson's disease. KOH prep is negative. What is the most likely diagnosis?
    • A. 

      Drug eruption

    • B. 

      Tinea capitis

    • C. 

      Seborrheic Dermatitis

    • D. 

      Roasacea

  • 11. 
    The gold-standard diagnostic test for contact dermatitis is
    • A. 

      Clinical presentation

    • B. 

      KOH

    • C. 

      Patch test

    • D. 

      Wood's light

  • 12. 
    What is it called if you peel back a scale and the result is pinpoint bleeding?
    • A. 

      Hutchinson's sign

    • B. 

      Auspitz sign

    • C. 

      Koebner's Phenomenon

    • D. 

      Nikolsky's sign

  • 13. 
    A 41 year old male presents with complaint of having "sausage digits." Upon exam, you notice asymmetric stiffness in some of his fingers as well as nail pitting. PMH includes heart disease. What is the most likely diagnosis?
    • A. 

      Inverse psoriasis

    • B. 

      VonZumbush psoriasis

    • C. 

      Psoriatic arthritis

    • D. 

      Palmoplantar pustular psoriasis

  • 14. 
    A 28 year old male presents with patches of hypopigmentation on his back, first noticed which at the beach during summer break. KOH prep is positive. What is the most likely diagnosis and causative agent? 
    • A. 

      Tinea corporis, malassezia furfur

    • B. 

      Vitiligo, autoimmune

    • C. 

      Tinea versicolor, malassezia furfur

    • D. 

      Tinea cruris, S.aureus

  • 15. 
    A patient with suspected zoster infection presents with a positive Hutchinson's sign. You suspect herpes ophthalmicus because the  __________ innervates the eye and tip of nose?
    • A. 

      Facial nerve

    • B. 

      Nasociliary branch of VI

    • C. 

      Ophthalmic branch of V2

    • D. 

      Maxillary branch of V3

  • 16. 
    The pathogenesis of bullous pemphigoid is best described as
    • A. 

      The result of a secondary infection

    • B. 

      Congenital

    • C. 

      Autoimmune

    • D. 

      The result of an underlying systemic disease

  • 17. 
    What treatment for acne vulgaris is classified as a Category X medication?
    • A. 

      Aczone

    • B. 

      Tazorac

    • C. 

      Accutane

    • D. 

      Metrogel

  • 18. 
    A 34 year old female presents with painful, grouped, abscesses and acneiform lesions under her arms, buttocks, and inner thigh. PMH includes smoking and oral contraceptive use. What is the likely diagnosis?
    • A. 

      Folliculitits

    • B. 

      Intertrigo

    • C. 

      Hidradenitis Suppurativa

    • D. 

      Acne vulgaris

  • 19. 
    The crusted form of impetigo is commonly due to what organism? What is the common clinical presentation?
    • A. 

      S.aureus, "strawberry tongue"

    • B. 

      S.pyogenes, "honey colored"

    • C. 

      H.influenzae, "apple jelly"

    • D. 

      Candidiasis, "beefy red"

  • 20. 
    What is the diagnostic test used to enhance examination if one suspects vitiligo?
    • A. 

      KOH prep

    • B. 

      Biopsy

    • C. 

      Wood's light

    • D. 

      Western blot

  • 21. 
    A 35 year old male presents with sudden rash of bright, erythematous macules and acneiforms completely covering his trunk and extremities. He has been hospitalized for the last 3 days after bypass surgery. You suspect a drug eruption to what newly prescribed medication?
    • A. 

      NSAIDS

    • B. 

      Lithium

    • C. 

      Beta-lactam antibiotics

    • D. 

      Allopurinol

  • 22. 
    • A. 

      Fifth's Disease, parovirus B19

    • B. 

      Eythema Migrans, borrelia burgdorferi

    • C. 

      Rocky Mountain Spotted Fever, ricketsia rickettsi

    • D. 

      Lyme Disease, tick

  • 23. 
    One of the 4 signs of cellulitis is ________, which means _______
    • A. 

      Dolor, redness

    • B. 

      Rubor, warmth

    • C. 

      Tumor, edema

    • D. 

      Calor, pain

  • 24. 
    What is acanthosis nigricans Type 2 associated with?
    • A. 

      Obesity

    • B. 

      High doses of nicotine

    • C. 

      Endocrine disorders

    • D. 

      Adenocarcinoma

  • 25. 
    Inflammation of the nail fold, presenting with erythema and edema is known as what? (also associated with thumb suckers)
    • A. 

      Tinea unguium

    • B. 

      Paronychia

    • C. 

      Onchyomycosis

    • D. 

      Periunguium