Lichen Simplex Chronicus — MCQs

A 70-year-old man comes to the emergency department because of a skin rash and severe itching. He appears ill; there is a generalized skin rash that is scaly, erythematous, and thickened. His palms, soles, and scalp are also involved. Which of the following is the most likely diagnosis?

A child presented with asymptomatic lesions on the forearm and on the shaft of the penis. The lesions on the forearm are shown below. What is the most likely diagnosis?

Scabies oral treatment of choice:

The following is an important feature of psoriasis:

Lines of Blaschko are related to?

How does chronic cumulative irritant contact dermatitis differ pathophysiologically from acute irritant contact dermatitis?

In infancy, atopic dermatitis typically spares which of the following areas?

A 45-year-old farmer presents with a 3-year history of itchy, erythematous papular lesions on the face, neck, 'V' area of the chest, and the dorsum of the hands and forearms. The lesions are more severe in the summer and improve significantly in the winter. What is the most appropriate diagnostic test for this condition?

A 28-year-old G1P0 at 32 weeks gestation presents with itchy, erythematous papules on the extensor surfaces and trunk. There is no history of fever or use of new creams or lotions. What is the first-line treatment for this condition?

Contact dermatitis is a type of: