Dermatological Conditions and Treatments Quiz

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Questions and Answers

Which topical treatment is recommended for verucca vulgaris (warts)?

  • Antibiotics
  • OTC Salicylic acid 5-10%
  • Topical steroids
  • Duct tape (correct)

What is the causative agent of molluscum contagiosum?

  • Human papillomavirus (HPV)
  • Streptococcus
  • Poxvirus (correct)
  • Sarcoptes scabiei var. hominis mite

Which condition is commonly considered a sexually transmitted infection (STI) in adults?

  • Psoriasis
  • Scabies
  • Warts
  • Molluscum contagiosum (correct)

What is the main environmental factor needed to precipitate psoriasis?

<p>Genetic predisposition (C)</p> Signup and view all the answers

Which type of acne is characterized by closed comedones?

<p>Comedonal (C)</p> Signup and view all the answers

What is a common exacerbating factor for rosacea?

<p>Spicy foods (A)</p> Signup and view all the answers

Which condition is often misdiagnosed as insect bites or eczema?

<p>Scabies (A)</p> Signup and view all the answers

What is the recommended treatment for scabies?

<p>Topical Permethrin (A)</p> Signup and view all the answers

Which pathogen is commonly associated with human and animal bites?

<p>Fusobacterium (B)</p> Signup and view all the answers

What is the recommended treatment for first-degree thermal burns?

<p>Prompt cold application (A)</p> Signup and view all the answers

Which primary lesion is characterized by being greater than 1 cm in diameter and flat?

<p>Patch (D)</p> Signup and view all the answers

What is the key difference between a macule and a patch?

<p>Size (A)</p> Signup and view all the answers

Which primary lesion is up to 0.5 cm in diameter, elevated, and may become confluent to form a plaque?

<p>Papule (B)</p> Signup and view all the answers

What is the defining characteristic of a plaque?

<p>Circumscribed shape (A)</p> Signup and view all the answers

What distinguishes a nodule from a papule?

<p>Size (A)</p> Signup and view all the answers

What characterizes a pustule?

<p>Solid collection of leukocytes (C)</p> Signup and view all the answers

In dermatological terms, what is a vesicle?

<p>Up to 0.5 cm in diameter (A)</p> Signup and view all the answers

What is the defining characteristic of a bulla?

<p>Greater than 1 cm in diameter (C)</p> Signup and view all the answers

Which primary lesion is less than 1 cm, circumscribed, flat, and may be brown, blue, red, or hypopigmented?

<p>Macule (A)</p> Signup and view all the answers

What is the defining characteristic of a patch?

<p>Greater than 0.5 cm in diameter (D)</p> Signup and view all the answers

Which assessment criteria is used for neoplasms?

<p>A (asymmetry), B (border), C (color), D (diameter), E (evolution) (C)</p> Signup and view all the answers

Which type of carcinoma is slow-growing and locally invasive?

<p>Basal cell carcinoma (B)</p> Signup and view all the answers

What is the recommended OTC treatment for tinea infections?

<p>Selsum Blue (A)</p> Signup and view all the answers

Which diagnostic test is used for fungal infections?

<p>Potassium hydroxide (B)</p> Signup and view all the answers

What are the assessment criteria for neoplasms using the mnemonic ABCDE?

<p>A (asymmetry), B (border), C (color), D (diameter), E (evolution) (A)</p> Signup and view all the answers

Which type of infection is commonly caused by Candida albicans?

<p>Yeast infection (B)</p> Signup and view all the answers

What is the primary goal of basic treatment for dermatological conditions?

<p>Maintain skin barrier (B)</p> Signup and view all the answers

Which type of infection is commonly associated with tinea?

<p>Fungal infection (B)</p> Signup and view all the answers

What is the characteristic appearance of basal cell carcinoma in later stages?

<p>Central ulceration (B)</p> Signup and view all the answers

Which topical agent is commonly used for treating tinea infections?

<p>Clotrimazole (D)</p> Signup and view all the answers

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Study Notes

Dermatological Conditions and Treatments Overview

  • Lesion classification: bulla, wheals, secondary lesions (scales, crust, erosion, ulcer, atrophy, scars)
  • Diagnostic tests include biopsy, potassium hydroxide, skin scrappings, gram staining, fungal and bacterial cultures, Tzanack test, Wood’s light, patch test, dark field/blood test
  • Neoplasms assessment criteria: A (asymmetry), B (border), C (color), D (diameter), E (evolution)
  • Basal cell carcinoma: slow-growing, locally invasive, pearly or waxy, central ulceration in later stages
  • Squamous cell carcinoma: second most common, originates from keratinocytes, tendency to metastasize
  • Basic treatment goals: maintain skin barrier, skin cleansing, moisturization, topical formulations, wet dressings
  • Eczematous conditions progression: acute and chronic inflammation, differentials, and possible etiologies
  • Fungal infections: tinea (dermatophyte) examples and treatment, candida infection causes and examples
  • Topical and systemic agents for treating tinea infections
  • Candida albicans exacerbating conditions and examples of infections
  • Treatment for candida infections
  • OTC treatment for tinea infections: Selsum Blue

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