4.32 pdci Flashcards by Lu Chen

Q

Which type of acne is flesh colored

A

Closed comedone

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Q

Which acne type has blackheads

A

Open comedone

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Q

Which acne requires oral antibiotics

A

Inflammatory acne

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Q

Which acne usually requires isotretinoin

A

Cystic /gram negative acne

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Q

Inflammation is a hallmark of

A

Acne rosacea

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Q

Has genetic component (and is not cancer)

A

Psoriasis

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Q

Most clear genetic association with psoriasis

A

HLA-Cw6

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Q

T cell mediated disease

A

Psoriasis

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Q

TNF alpha prime cytokine in

A

Psoriasis

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Q

Occurs in young kids after strep infection

A

Guttate psoriasis

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Q

Pearly papule

A

Basal cell carcinoma

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Q

Bleeds easily

A

Basal cell carcinoma

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Q

Most used treatment for BCC

A

Electrodesiccation and curettage

MOHs surgery

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Q

Highest cure rate for BCC

A

MOHs surgery

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Q

Scar like BCC

A

Morpheaform / atrophic

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Q

Malignant cells from basal cell layer

A

BCC

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Q

Malignant proliferation of keratinocytes

A

SCC

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Q

Actinic keratosis is precursor lesion to

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A

SCC

Q

Type of SCC arising from scar or inflammation

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A

Marjolin ulcer

Q

Can be associated with HPV

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A

SCC

Q

Arsenic makes you predisposed to

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A

SCC

Q

Most likely SCC to metastasize

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A

Scar / marjolin ulcers
Lip
Ear

Q

Imiquimod can treat

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A

SCC

Q

Malignant proliferation of melanocytes

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A

Melanoma

Melanoma most common where in males

Trunk

Melanoma most common where in females

Calves

Most dangerous type of melanoma

Nodular

Melanoma mostly in elderly

Lentigo malignant melanoma

Most common melanoma in dark skinned individuals

Acral lentiginous melanoma

Most important risk factor of melanoma

Changing mole

Biggest prognostic factor for melanomas

Thickness / Breslow depth

Treatment of melanoma

Wide excision | If >1mm check sentinel lymph nodes

Most common treatment of warts

Cryotherapy

Allergic contact dermatitis is what type of hypersensitivity reaction

Type 4

Eczema is also called

Atopic dermatitis

Atopic dermatitis has abnormal

Th2 and lipid production in skin

Dermatophyte infection in hair follicle is called

Majocchi's granuloma

Most common dermatophyte

Trichophyton rubrum

What do dermatophytes do to skin

Digest keratin in skin

How to diagnose dermatophytes

Scraping and KOH | Wood's lamp for fluorescence

Pink border with central clearing

Dermatophyte infection

Associated with hep C virus

Lichen planus

Herald patch, salmon colored

Pityriasis rosacea