Dermatology MCQs

A patient presents with a sharply demarcated, circular, itchy patch on their arm. What is the most likely diagnosis?

What is the term for the dilated superficial blood vessels often seen in rosacea?

Phototherapy is an effective treatment for which of the following conditions?

Which of the following describes the mechanism of action of topical retinoids in acne treatment?

What is the primary treatment goal in the management of hidradenitis suppurativa?

A patient presents with thick, dark, velvety patches on the neck and axillae. What is the most likely diagnosis?

A patient with a history of atopic dermatitis is most likely to have which associated condition?

Which condition is associated with gluten sensitivity and presents with pruritic blistering lesions on the elbows and knees?

Which histological feature is characteristic of squamous cell carcinoma?

What is the first-line treatment for scabies?

What is the cause of alopecia areata?

What is the characteristic feature of erythema multiforme?

What is the term for excessive sweating?

The presence of comedones is a distinguishing feature of which skin condition?

What type of hypersensitivity reaction is contact dermatitis?

What is the characteristic histological finding in basal cell carcinoma?

Which of the following is not a typical feature of cutaneous lupus erythematosus?

Which medication is primarily used to treat severe psoriasis?

What is the primary cause of cellulitis?

What is the most common type of skin cancer?

What is the gold standard diagnostic technique for melanoma?

A patient presents with a 'herald patch' followed by a 'Christmas-tree' pattern rash. What is the most likely diagnosis?

In the management of atopic dermatitis, which type of moisturizer is preferred?

Which of the following is a common trigger for rosacea flare-ups?

Kaposi sarcoma is most commonly associated with infection by which agent?

Which medication is NOT typically used in the treatment of psoriasis?

In the Mohs surgery technique for skin cancer removal, what is the primary advantage?

A patient presents with nail changes including pitting and onycholysis. What condition might you suspect?

Which of the following is NOT a common site for psoriasis plaques?

A patient is diagnosed with a single, rough, scaly lesion caused by sun exposure. What is the most likely diagnosis?

Which condition is characterized by a 'butterfly rash' on the face?

Which of the following is a feature of melanoma on dermoscopy?

Which type of drug is terbinafine, often used to treat fungal nail infections?

A patient with a chronic condition exhibits thickened skin from persistent scratching. What is this phenomenon called?

Which organism is primarily responsible for athlete's foot (tinea pedis)?

What is an essential diagnostic criterion for atopic dermatitis?

What type of UV radiation is most associated with the development of melanoma?

What dermatological condition presents with a 'cobblestone' appearance in the oral mucosa?

What is the first-line treatment for acne vulgaris?

Which condition is characterized by silvery scales on erythematous plaques?