Neoplasia

Question 1

Characteristics of benign tumours

Answer 1

Relatively slow growing
well-defined
similar in appearance to normal cells

Question 2

Characteristics of malignant tumours

Answer 2

Rapid growth
Poorly defined borders
Cells variable in appearance
Metastisis

Question 3

Mast Cell Tumour

Answer 3

cell of connective tissue: rich in histamine and heparin

Question 4

MAst cell tumours are common in

Answer 4

Boxers, Boston terriers, bull
mastiffs, English setters and
Siamese cats

Question 5

Squamous Cell Carcinoma

Answer 5

cats: ears, nose and around the eye
Dogs: Nail beds

Question 6

Histiocytoma

Answer 6

Benign skin tumour
Head, ear pinna and limbs

Question 7

Lipoma

Answer 7

Benign tumour of adipose tissue

Question 8

Liposarcoma

Answer 8

Malignant tumour of adipose tissue

Question 9

Mammary Carcinoma malignant % in Dogs and cats

Answer 9

50% are malignant (bitch)
85 – 90% malignant in cats

Question 10

Thyroid Adenoma in cats

Answer 10

97-99% feline thyroid tumours are
adenomas (benign)

Question 11

Thyroid Adenoma in Dogs

Answer 11

90% canine thyroid tumours are
malignant

Question 12

Osteosarcoma facts

Answer 12

Highly malignant
Metastasis
large breeds
Often dogs >7yrs