Dermatology Lecture 2

Question 1

Name and describe the pattern of inflammation that is shown in the diagram below:

Answer 1

Exocytosis - Leukocyte migrate from the perivascular dermis into the epidermis

Question 2

Name the pattern of inflammation that is shown in the image below:

Answer 2

Epidermal pustule - leukocytes migrate into the epidermis + accumulate forming a pustule

Question 3

Name the pattern of inflammation that is shown below:

Answer 3

Crust - pustule dries up to form a crust

Question 4

Name the pattern that is shown below:

Answer 4

Perivascular - Leukocytes migrate from dermal vesicles into perivascular dermis

Question 5

Name the pattern of inflammation that is shown in the image below:

Answer 5

Interface (cell poor) - small accumulation of cells along dermal-epidermal interface

Question 6

Name the pattern that is shown below:

Answer 6

Vasculitis - Leukocytes are specifically targeting the vessel wall

Question 7

Name the pattern that is shown below:

Answer 7

Interface (cell rich) - large accumulation of cells along dermal-epidermal interface

Question 8

Name the pattern of inflammation that is shown in the image below:

Answer 8

Nodular to diffuse - focal accumulations - these are typically associated with granulomas

Question 9

Name the inflammatory pattern that is shown below:

Answer 9

Perifolliculitis - Leukocytes migrate from dermal vessels into perifollicular dermis

Question 10

Name the inflammation pattern that is shown below:

Answer 10

Mural folliculitis - inflammation is targeting the follicular wall

Question 11

Name the pattern of inflammation that is shown in the image below:

Answer 11

Luminal folliculitis - inflammatory exudate present within the follicular lumen

Question 12

Name the pattern of inflammation that is shown in the image below:

Answer 12

Furunculosis - disruption of follicular wall - resulting in release of luminal contents

Question 13

Name the pattern of inflammation that is shown below:

Answer 13

Bulbitis - inflammation of the hair bulb or the hair follicle

Question 14

Name the pattern of inflammation that is shown below:

Answer 14

Sebaceous adenitis - inflammation targeting the sebaceous glands

Question 15

Name the pattern of inflammation that is shown below:

Answer 15

Panniculitis - leukocyte inflammation in the subcutaenous adipose tissue

Question 16

Name the pattern of inflammation that is shown below:

Answer 16

Callus - thick, firm, hyperkeratotic, hairless plaque with increased skin folds, wrinkles or fissures

Question 17

Name the pattern of inflammation that is shown below:

Answer 17

Comedo - plug of stratum corneum + sebum within the lumen of hair follicle causing follicular distention

Question 18

Name the pattern of inflammation that is shown in the image below:

Answer 18

Crust - dired exudate composed of various components of fluid, blood and pustular debris

Question 19

Name the pattern of inflammation that is shown below:

Answer 19

Cyst - cavity lined by epithelium + filled with liquid or semisolid material + located in dermis or subcutis

Question 20

Name the pattern of inflammation that is shown below:

Answer 20

Epidermal collarette - thin layer of scale - expands peripherally forming a ring

Question 21

Name the pattern that is shown below:

Answer 21

Erosion - partial-thickness loss of epidermis - shallow, moist, glistening depression

Question 22

Name the pattern that is shown in the image below:

Answer 22

Shallow, vertically orientated breaks in skin surface (epidermis)

Question 23

What is the name of skin pattern shown below?

Answer 23

Fissure - deep, vertically oreintated liner cleft or break from epidermis into the dermis

Question 24

Name the pattern of inflammation that is shown below:

Answer 24

Lichenification - rough + thickened epidermis secondary to persistant rubbing

Question 25

Name the pattern of inflammation that is shown below:

Answer 25

Maccule - flat circumscirbed non-palpable area that is a change in colour of skin

Question 26

Name the pattern of inflammation that is shown below:

Answer 26

Neoplasm - an abnormal mass of tissue with uncoordinated growth

Question 27

Name the tissue pattern that is shown below:

Answer 27

Nodule - elevated, often firm, circumscribed solid palpable lesion \> 1cm in diameter

Question 28

Name the tissue pattern that is shown below:

Answer 28

Papule - elevated, firm, papule - \< 1cm in diameter. Coalesces to form a plaque

Question 29

Name the pattern of inflammation that is shown below:

Answer 29

Plaque - elevated, usually firm, flat topped, circumscirbed, palpable lesion \> 1cm in diameter - coalesces to form larger lesions

Question 30

Name the pattern of inflammation that is shown below:

Answer 30

Epidermal pustule - circumscribed, raised, superficial accumulation of purulent fluid within the epidermis

Question 31

Describe the pattern of inflammation that is shown below:

Answer 31

Scale - sheets of cornified cells that horizontally split + seperate from the underlying dermis

Question 32

Name the lesion that is shown below:

Answer 32

Ulcer - involves full thickness loss of epidermis + basement membrane

Question 33

Name the lesion that is shown below:

Answer 33

Vesicles and bulla - elevated, circumscribed, horizontal, fluid filled lesions differentiated by size

Question 34

Name the pattern of inflammation that is shown below:

Answer 34

Vesicles and bulla - elevated, circumscribed, horizontal, fluid filled lesions differentiated by size

Question 35

Name the pattern of inflammation that is shown below:

Answer 35

Wheal - elevated, irregular shaped area of dermal oedema