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Dermatology > Glossary > Flashcards

Glossary Flashcards

1
Q

What is this?

A

Macule

Flat lesion <0.5cm in diameter with an area of colour change

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2
Q
A

Patch >0.5cm in diameter with an area of colour change

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3
Q
A

Papule - a palpable lesion <0.5cm in diameter

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4
Q
A

Nodule - a papule >0.5cm

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5
Q
A

Flat topped raised area with diameter >0.5cm

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6
Q
A

Vesicle - fluid filled lesion with a diameter <0.5cm

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7
Q
A

Bullae - a fluid filled lesion with diameter > 0.5cm

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8
Q
A

A small fluid-filled vesicular lesion but yellow and contianing neutrphils

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9
Q
A

Abscess: a fluid filled lesion containing neutrophils > 0.5cm in dimaeter

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10
Q

Scale

A

epidermal cells produced by abnomral keratinisation which have died and then shed

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11
Q

Crust

A

Dried collection of serum and cellular exudates

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12
Q

Ulcer

A

A discontinuation of an epitherlial lining extending into the epidermis/ dermis

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13
Q

Fissure

A

A lineral discontnuation of epithethelial lining with sharp margin, can extend to dermis

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14
Q

Atrophy

A

A thinning in the epidermis/dermis which in turn leads to depression of the skin

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15
Q

Lichenified

A

thickening of the epidermis which may be caused by scrathing

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16
Q

Four main principles of skin examination

A
  • inspect
  • describe
  • palpate
  • systematic check
17
Q

Key questions in the dermatology history

A
18
Q

Examinition

A
19
Q

Functions of the normal skin

A
  1. protective barrier against env insults
  2. temperature regulation
  3. sensation
  4. vitamin D synthesis
  5. immunosurveillance
  6. appearance/cosmetics
20
Q

Structure of the skin

A
  • epidermis
  • dermis
  • subcutaenous tissue
  • skin appendages (hair, nails, sebacious glands and sweat glands)
21
Q

Composition of epidermis

A
22
Q

Functions of each cell type

A

Dermatology (10 decks)

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