28. diseases of the thyroid glands in dogs and cats Flashcards
1
Q
Types of canine hypothyroidism and what increaes/decreases:
A
Primary:
up TSH
down T2
Secondary:
down TSH
down T4
Tertiary:
down TSH
down T4
down TRH
2
Q
Gold standard -diagnosis of hypothyroidism:
A
thyroid scintigraphy
3
Q
Treatment of hypothyroidism:
A
L-thyroxine PO before food
4
Q
Hypothyroidism in young animals are:
A
congenital or acquired
5
Q
Congenital Hypothyroidism causes:
A
dygenesis
enzyme def
decreaed peroxidase
TSH unresponsive
6
Q
acquired Hypothyroidism causes:
A
Iodine def
7
Q
Hyperthyroidism occurs most often in
A
cats
8
Q
Diagnosis of hyperthyrodism
A
thyroidectomy l-thyroxine radiotherapy methimazole - but not good low iodine diet
