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Medicine exam > Endocrine > Flashcards

Endocrine Flashcards

1
Q

PHPTH (primary hyperparathyroidism) diagnosis?

A

PTH (normal) with high iCa

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2
Q

What hormone is produced by the anterior pituitary?

A

Prolactin

Also FSH, LH and TSH, GH, ACTH

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3
Q

What is the fastest acting thyroid hormone?

Which thyroid hormone has the shortest latency until effect?

A

T3 and also T3

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4
Q

What is the effect of somatostatin?

A

Inhibits secretion of glucagon (also insulin and gastrin)

Inhibits growth hormone

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5
Q

What is the effect of PTH on the calcium in the kidneys?

A

Ca resorption

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6
Q

What is a complication/progression of untreated Addison’s?

A

Increased creatinine

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7
Q

What is the most sensitive test for hyperthyroidism?

A

Scintigraphy

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8
Q

What is the most likely diagnosis in a patient that is dehydrated, hypernatremic, hyposthenuric, mildly azotemic, hyporephosphatemic and has decreased osmolality?

A

CDI?

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9
Q

Best treatment for hyperlipidemia and hypertriglyceridemia?

A

Low fat diet

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10
Q

What metabolite may lead to DKA when low?

A

Oxaloacetate

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11
Q

What hormone increases GFR?

A

PGE2

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12
Q

What is an endocrine cause of hypokalemia?

A

Hyperaldosteronism

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13
Q

What does calcitonin do?

A

Opposite effect of parathyroid on calcium and phosphate…

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14
Q

What fluid type would you use in a patient with DKA?

A

Normal saline

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15
Q

What are some prognostic factors for pituitary macroadenoma post radiation?

A

Resolution of neurological signs?

signs of hyperadrenocorticism take a long time to resolve

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16
Q

What is the most common cause of insulin resistance in cats with diabetes?

A

Pancreatitis

An other is acromegaly

17
Q

Giving a PP dog (psychogenic/primary polydypsia) DDAVP leads to what?

A

Hyponatremia

18
Q

What blood change is expected with hyperthyroidism?

A

ALT (elevation?)

19
Q

Dog with a USG of 1.005. Dog fails to respond to water deprivation or vasopressin. What is the diagnosis?

A

Nephrogenic diabetes insipidus

20
Q

What is the most potent stimulator for aldosterone secretion?

A

Elevated K+

21
Q

What is the stimulation for ADH secretion?

A

Osmotic receptors in the supraoptic nuclei.

22
Q

What is the most common cause for migrating necrotizing dermatitis?

A

Glucagonoma

23
Q

Old cat with DKA; given bloodwork showing severe acidosis, mildly low K, very low Cl, severe hyperglycemia, ketonuria/glucosuria; how to treat first

A

Fluid therapy with 0.9% NaCl (vs insulin)

24
Q

Interpret a low dose dexamethasone suppression test that shows no suppression at 4 or 8 hours

A

Consistent with hyperadrenocorticism but cannot tell which type.

25
Q

What is the ideal diet for a cat with diabetes?

A

High protein, low carb

26
Q

What is the enzyme of the adrenal cortex that is stimulated by ACTH?

A

Cholesterol desmolase

27
Q

What does hyperthyroidism decrease in order to cause increased glomerular filtration rate?

A

Total peripheral resistance

28
Q

What is the most sensitive test for hyperthyroidism?

A

Scintigraphy

29
Q

Enzyme targeted by trilostane

A

3β-hydroxysteroid dehydrogenase

Medicine exam (14 decks)

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