Benign lesions

Question 1

Keloid- Eti

Answer 1

Abnormal healing- overgrowth of scar tissue beyond site. Genetic influence- african americans

Question 2

Keloid- Sx

Answer 2

Pink to hyper/hypo pigmented lesions- common in earlobes and upper trunk. Extension of tentacles

Question 3

Keloid- Tx

Answer 3

Triamcinalone injections- high recurrence, avoid all surgeries if possible

Question 4

Dermatofibroma- Eti

Answer 4

Benign tumor of skin. Thought to occur due to trauma

Question 5

Dermatofibroma- Sx

Answer 5

Firm, hyper pigmented dome shaped papule- peripheral ring of darkening, dimple when pinched

Question 6

Dermatofibroma- Tx

Answer 6

Asymptomatic- does not require

Question 7

Seborrheic keratoses- Eti

Answer 7

Arises 4th decade of life. Superficial epidermal growths

Question 8

Seborrheic keratoses- Sx

Answer 8

Sharply marginated, pigmented lesions- texture and color vary. Stuck on quality.

Question 9

Seborrheic keratoses- Dx

Answer 9

Dermoscopy- keratin pseudocyte. Scratching reveals superficial waxy character

Question 10

Seborrheic keratoses- Tx

Answer 10

None- Curettage, cryo or electro to remove

Question 11

Skin tag- Eti

Answer 11

Influenced by obesity, genetics and friction. More common in pregnancy- can be marker for insulin resistance

Question 12

Skin tag- Sx

Answer 12

Skin to brown colored, peculated fleshy papules

Question 13

Skin tag- Tx

Answer 13

Snipping, liquid nitrogen or electrodessication

Question 14

Cherry angioma- Eti

Answer 14

Vascular proliferation developed in 4th decade. Common on trunk

Question 15

Cherry angioma- Sx

Answer 15

Round to oval, bright red, dome shaped papule- up to several mm in diameter

Question 16

Keratoacanthoma- Eti

Answer 16

More frequent in light skin, men. UV light exposure. Pseudocancer

Question 17

Keratoacanthoma- Sx

Answer 17

Sun exposed surfaces. Solitary lesion growing rapidly for weeks then involuting over time. Symmetric, firm with crateriform keratotic core

Question 18

Keratoacanthoma- Tx

Answer 18

Incision biopsy, radiotherapy or chemotherapy to RO SCC

Question 19

Pyogenic granuloma- Eti

Answer 19

Vascular lesion following minor trauma- abnormal healing response

Question 20

Pyogenic granuloma- Sx

Answer 20

Smooth bright to dusky red lesion with collar of epidermis at base. Bleeds easily and spontaneously

Question 21

Pyogenic granuloma- Tx

Answer 21

Surgical excision or curattage