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Lecture 1 Flashcards

(22 cards)

1
Q

Primary lesions

A

Macule, papule, plaque, pustule, vesicle, bulla, nodule, wheal, tumor

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2
Q

Macule

A

Area of skin altered in color but not elevated

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3
Q

Papule

A

Solid raised lesions less than 1 cm

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4
Q

Plaque

A

Solid raised lesion with flattened top greater than 1 cm

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5
Q

Pustule

A

Elevated lesion filled with pus

Follicular (demodex, dermatophytes, staph) vs non follicular (flea, contact, food, scabies, autoimmune)

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6
Q

Vesicle

A

Blister less than 1 cm

Caused by acute contact and some autoimmune diseases

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7
Q

Bulle

A

Blister greater than 1 cm

Caused by burns, contact, drug, autoimmune

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8
Q

Nodule

A

Firm lesions extending into dermis or subq

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9
Q

Tumor

A

Swelling or enlargement

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10
Q

Wheal

A

Skin elevation produced by a edema

Test with diascopy

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11
Q

Secondary lesions

A

Epidermal collarettes, scale, crusts, scar, ulcer, excoriation, lichenifications, hyperpigmentation, hyperkeratosis

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12
Q

Epidermal collarette

A

Secondary lesion from pustule

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13
Q

Scale

A

Flake of abnormal or compacted epithelial cells

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14
Q

Crust

A

Dried exudate

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15
Q

Scar

A

Fibrotic area resulting from healing of wound

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16
Q

Ulcer

A

Loss of cutaneous surface, may be full thickness of epidermis

17
Q

Excoriation

A

Superificial erosion

18
Q

Lichenification

A

Thickening of skin secondary to chronic trauma/inflammation

19
Q

Hyperpigmentation

A

Increased pigment associated with lichenification

20
Q

Hyperkeratosis

A

Thickening of stratum corneum due to increased keratinized cells

21
Q

Depigmentation

A

Typical of inflammatory/ neoplastic processes affecting basement membrane

22
Q

Salivary staining