endocrine system Flashcards
anterior pituitary
growth hormone, prolactin, thyroid-stimulating hormone, adrenocorticotroic hormone, follicle-stimulating hormone, lutenizing hormone, melanocyte-stimulating hormone
posterior pituitary
antidiuretic hormone, oxytocin
thyroid
thyroid hormone, calcitonin
parathyroid
parathyroid hormone
adrenal cortex
glucocorticoid hormones, mineralocorticoid hormones, sex hormones
adrenal medulla
epinephrine and norepinephrine
pancreas
insulin, glucagon
testis
androgens
ovary
estrogens and progestins
where is the pituitary gland located
diencephalon
what is common in cats over 9 years old
hyperthyroidism
hyperthyroidism symptoms
wt. loss, unkempt, high BP and HR, polyphagia, mass on neck
cause of hyperthyroidism
thyroid tumor
hyperthyroidism diagnosis
T4 bloodwork
hyperthyroidism treatment
radioiodine, methimazol(most common), surgery
what is hypothyroidism common in
dogs; rare in cats
what causes hypothyroidism
immune mediated (autoimmune)
hypothyroidism symptoms
wt. gain, alopecia, low BP and HR
hypothyroidism diagnosis
bloodwork (T3, T4, TSH, TRH)
hypothyroidism treatment
levothyroxine (soloxine) hormone replacement
hyperadrenocorticism AKA
cushing’s disease
hyperadrenocorticism cause
high cortisol
what % cushing’s disease is caused by adrenal tumors
15%
what % cushing’s disease is caused by pituitary tumors
85%
cushings symptoms
PU/PD, polyphagia, bad skin, infections
hyperadrenocorticismdiagnosis
ACTH stim, LDDST, UCCR
hyperadrenocorticism treatment
trilastain(vetoryl), surgery(ADH only)
hypoadrenocorticism AKA
addison’s
who gets hypoadrenocorticism
young-middle aged dogs; rare in cats
addison’s symptoms
vague, shock
hypoadrenocorticism cause
auto-immune or iatrogenic
addison’s diagnosis
ACTH stim.
hypoadrenocorticism treatment
glucocorticoids and mineralcorticoids
what percent of dogs have type-1 diabetes
100%
what percent of cats have type-2 diabetes
50%
cause of diabetes
high glucose, lack of insulin
diabetes symptoms
PU/PD, wt. loss, cataracts, appetite change
diabetes diagnosis
C.S., fasting hyperglycemia, glucosuria
how long could it take to regulate
approx. 6 months
what types of insulin are used in cats
glargine, PZI
what types of insulin are used in dogs
vetsulin, humilin N