Derm Terms Flashcards

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1
Q

A flat, non-palpable, irregularly shaped macule greater than 1 cm in diameter describes what?

A

A patch

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2
Q

Flat, circumscribed area of color change less than 1 cm in diameter describes what?

A

Macule

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3
Q

What are the differences between a macule and a patch?

A

Macule
* smaller in size (< 1cm)
* circumscribed shape
* color change (?)
A patch is
* greater in size (> 1cm)
*Has color that differs from surrounding skin
* irregular in shape

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4
Q

An elevated, firm, circumscribed area less than 1 cm in diameter describes what?

A

A Papule

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5
Q

An elevated firm, rough, lesion with flat top greater than 1 cm in diameter describes what?

A

Plaque

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6
Q

Elevated, circumscribed, superficial fluid-filled (clear/serous). Less than 1 cm.

A

Vesicle

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7
Q

Elevated, superficial lesion. Similar to a vesicle but filled with purulent fluid describes what?

A

Pustule

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8
Q

Vesicle greater than 1 cm

A

Bulla

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9
Q

An elevated, irregularly-shaped area of cutaneous edema. Solid, transient and variable diameter.

A

Wheal (Hive)

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10
Q

Elevated, firm, circumscribed lesion; deeper in the dermis than a papule. 1-2 cm in diameter.

A

Nodule

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11
Q

Elevated and solid lesion; may or may not be clearly demarcated; deep in dermis. Greater than 2 cm.

A

Tumor (Mass)

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12
Q

Encapsulated lesion in the dermis or hypodermis; filled with liquid or semi-solid material.

A

Cyst

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13
Q

Fine, irregular, red line produced by capillary dilation

A

Telangiectasia

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14
Q

What are the primary skin lesions?

A
  • Macule
  • Patch
  • Papule
  • Plaque
  • Vesicle
  • Pustule
  • Bulla
  • Wheal (Hive)
  • Nodule
  • Tumor (mass)
  • Cyst
  • Telangiectasia
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15
Q

What are secondary skin lesions?

A
  • They evolve from primary lesions or develop as a consequence of the patients actions, the can be secondary to trauma or infection
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16
Q

How can secondary skin lesions be categorized?

A
  • accumulation of material
  • changing in skin integrity, or thickness
  • loss of layers or skin breakdown
17
Q

What is an examples of secondary skin lesions that result from accumulation of material?

A
  • Scales
  • Lichenification
  • Crust
18
Q

Loose or adherent flake composed of stratum corneum cells describes what?

A

Scales

19
Q

What are some examples of scales?

A
  • Psoriasis
  • Seborrheic Dermatitis
20
Q

Rough & thickened epidermis secondary to persistent rubbing, itching, or irritation. Accentuation of skin markings is often seen in what?

A

Lichenification

21
Q

Lichenification examples

A
  • Chronic Dermatitis
  • Atopic Dermatitis
22
Q

Dried serum, blood, or purulent exudates; slightly elevated

A

Crust

23
Q

Crust examples

A
  • Scabs
  • Impetigo
24
Q

benign, well-demarcated, and elevated lesions that have a “stuck-on appearance.”

A