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2nd Year - Dermatology > Pathology Terms > Flashcards

Flashcards in Pathology Terms Deck (10):
1

Hyperkeratosis?

Increased thickness of the keratin layer

2

Parakeratosis?

Persistence of nuclei in the keratin layer -> usually seen in psoriasis or pre-malignant conditions (epidermis is proliferating too quickly)

3

Acanthosis?

Increased thickness of epithelium

4

Papillomatosis?

Irregular epithelial thickening

5

Spongiosis?

Intercellular oedema in the epidermis
Oedema between squames appears to increase prominence of intercellular prickles
If severe, vesicles filled by oedema fluid develop

6

Rete ridges?

Downward thickening of the epidermis between the dermal papillae

7

Acantholysis?

Lysis of intercellular adhesion sites

8

What are the 4 main classification of inflammatory skin disease?

Spongiotic - intraepidermal oedema
Psoriasiform - Elongation of rate ridges
Lichenoid - basal layer damage
Vesiculobullous - blistering

9

What condition is characterised by spongiotic - intraepidermal oedema?

Eczema

10

What is psoriasiform?

Elongation of rate ridges