Plastics pathology

Question 1

Erythema nodosum

Answer 1

Crohn’s disease

Question 2

Pyoderma gangrenosum

Answer 2

Ulcerative colitis

Question 3

Marjolin’s ulcer

Answer 3

Risk of malignant transformation to SCC

Question 4

Pyogenic granulosa

Answer 4

Trauma
Painless

Question 5

Malignancy associated with acanthuses nigricans

Answer 5

Gastric adenocarcinoma

Question 6

Skin cancer most common on upper lip

Answer 6

BCC

Question 7

Skin cancer most common on lower lip

Answer 7

SCC

Question 8

Most common skin cancer

Answer 8

BCC

Question 9

Most common skin cancer post-transplant

Answer 9

SCC

Question 10

Keratocanthoma

Answer 10

Rapidly growing ulcerated nodule with keratin plus

Question 11

Inheritance of malignant melanoma

Answer 11

Autosomal dominant
CDK4 and CDKN2A

Question 12

Tumour marker for malignant melanoma

Answer 12

S100+ve

Question 13

How can you increase negative margin rates for excision of skin cancer?

Answer 13

Frozen section
Moh’s microsurgery

Question 14

Curling ulcer

Answer 14

Duodenal/gastric erosion due to:
Burns
Hypoalbuminaemia
Hypovolemia

Question 15

When to use Parkland’s?

Answer 15

Adults - burns > 15%
Child - burns > 10%

Question 16

Parklands for adults

Answer 16

2ml/kg/%TBSA

Question 17

Parklands for paeds

Answer 17

3ml/kg/%TBSA

Question 18

Parklands for electrical burns

Answer 18

4ml/kg/%TBSA