Dermatologist Certificate Trivia 4

Question 1

Which US state became the first to ban commercial tanning beds for minors under 18, paving the way for similar legislation nationwide?

Accepted Answer

California

Answer

California became the first US state to ban indoor tanning for minors under 18 in 2011, citing increased melanoma risk.

Question 2

The 'ABCDE' criteria for melanoma evaluation stands for asymmetry, border, color, diameter, and what fifth feature added later?

Accepted Answer

Evolving

Answer

The 'E' in ABCDE was later defined as 'evolving,' meaning any change in size, shape, color, or new symptom over time warrants evaluation.

Question 3

Which dermatological sign—a positive Nikolsky sign—is characterized by what response when lateral pressure is applied to normal-appearing skin?

Accepted Answer

Epidermal shearing and blister formation

Answer

A positive Nikolsky sign occurs when gentle lateral pressure causes the epidermis to slide or shear off, indicating fragile epidermal cohesion as in pemphigus.

Question 4

What is the most common primary malignant skin tumor worldwide by incidence?

Accepted Answer

Basal cell carcinoma

Answer

Basal cell carcinoma is the most common human cancer overall, accounting for approximately 80% of all non-melanoma skin cancers.

Question 5

Which skin-associated lymphoma is the most common primary cutaneous T-cell lymphoma and presents with patches, plaques, and tumors?

Accepted Answer

Mycosis fungoides

Answer

Mycosis fungoides is the most common primary cutaneous T-cell lymphoma, progressing from eczematous patches to plaques to tumors.

Dermatologist Certificate Practice Test

Dermatologist Certificate Practice Test

Dermatologist Certificate Trivia 4