Dermatological Flashcards
1
Q
Clark level I
A
Confined to epidermis
2
Q
Clark level II
A
Invasion of papillary dermis
3
Q
Clark level III
A
Filling of papillary dermis but not extending into reticular dermis
4
Q
Clark level IV
A
Invasion of reticular dermis
5
Q
Clark level V
A
Invasion of deep subcutaneous tissue
6
Q
Breslow’s depth I
A
≥0.75 mm
7
Q
Breslow’s depth II
A
0.76-1.5 mm
8
Q
Breslow’s depth III
A
1.51-2.25 mm
9
Q
Breslow’s depth IV
A
2.26-3 mm
10
Q
Breslow’s depth V
A
> 3 mm
11
Q
Basal cell carcinoma appearance
A
- Pearly white papule/plaque
- Overlying telangiectasiae
- Central ulceration
- Raised, rolled border
12
Q
Management of basal cell carcinoma
A
- Electrodessication and curettage
- Cryotherapy
- Topical therapy (e.g. fluorouracil)
- Full thickness excisional biopsy
- Mohs surgery
13
Q
Modified BRE grading
A
Tubule formation
Nuclear pleomorphism
Mitotic count
14
Q
Types of melanoma
A
- Superficial spreading (on women’s legs and men’s torsos, age 30-50)
- Nodular
- Lentigo maligna (on sun-damaged face, elderly)
- Acral lentignous (on palmar/plantar skin, in darker people)
15
Q
Squamous cell carcinoma appearance
A
- Red papule/plaque
- May become nodular with warty surface
- Central necrosis and sloughing to become ulcer
- Bleeding
