Tutorial 14 - Common Skin malignancies

Question 1

Types of skin malignancies

Answer 1

-Basal cell carcinoma
- peraly nodule, surface blood vessels
(Tx - surgical excision 0.5cm margin)

• Squamous cell carcinoma
• rasied edge, symmetric, presence of keratin centrally (Tx - surgical excision 1cm margin) (Tx for low grade - cytoxic 5% fluoro-uracil cream over 2weeks)
• actinic keratosis are precursors

Melanoma - irregular boarders and surface, irregular pigmentation, ulceration

Question 2

Types of melanoma

Answer 2

• Lentigo malignant
• Superficial spreading melanoma
• Nodular melanoma

Thcikness indicator of prognosis

Question 3

ABCDE for melanoma

Answer 3

Asymetry
Boarders
Colour 
Diameter
Evolution