Which of the following is NOT true regarding hyperthyroid cats?
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10 Questions
1/10 Questions
Which of the following is NOT true regarding hyperthyroid cats?
Presenting complaints commonly include weight loss, PU/PD, vomiting, and hyperactivity.
Up to 26% of all cats with hyperthyroidism have an apathetic presentation.
Up to 26% of all cats with hyperthyroidism have an apathetic presentation.
Hyperthyroidism causes increased appetite so it can be ruled out in anorexic cats.
Hyperthyroidism causes increased appetite so it can be ruled out in anorexic cats.
Hyperthyroidism is the most common endocrine disease affecting cats greater than 8 years of age.
Hyperthyroidism is the most common endocrine disease affecting cats greater than 8 years of age.
2/10 Questions
Which of the following laboratory findings is common in hyperthyroid cats? [Select all that apply.]
Elevated alanine transferase and/or alkaline phosphatase
Elevated alanine transferase and/or alkaline phosphatase
Proteinuria
Proteinuria
Anemia
Anemia
3/10 Questions
Which of the following is NOT a likely reason for a hyperthyroid cat’s tT4 level to be in the reference range?
Administration of glucocorticoids
Administration of glucocorticoids
Nonthyroidal illness
Nonthyroidal illness
Early or mild disease
Early or mild disease
All of the above can cause a hyperthyroid cat’s tT4 level to be in the reference range.
All of the above can cause a hyperthyroid cat’s tT4 level to be in the reference range.
4/10 Questions
Which of the following statements is true regarding feline thyroid hormone testing?
fT4 is more sensitive and less specific than tT4 in diagnosing feline hyperthyroidism.
fT4 is more sensitive and less specific than tT4 in diagnosing feline hyperthyroidism.
TSH is typically elevated in hyperthyroid cats.
TSH is typically elevated in hyperthyroid cats.
If only one test is to be run, fT4 testing is preferred over tT4.
If only one test is to be run, fT4 testing is preferred over tT4.
Hyperthyroidism should never be diagnosed based on tT4 alone.
Hyperthyroidism should never be diagnosed based on tT4 alone.
5/10 Questions
Which of the following statements is true regarding hyperthyroid cats and kidney disease?
Proteinuria typically warrants specific antiproteinuric therapy even after hyperthyroidism is treated.
Proteinuria typically warrants specific antiproteinuric therapy even after hyperthyroidism is treated.
All cats should be treated with a reversible therapy (eg, methimazole) before an irreversible one (eg, radioactive iodine) to ensure they do not develop azotemia.
All cats should be treated with a reversible therapy (eg, methimazole) before an irreversible one (eg, radioactive iodine) to ensure they do not develop azotemia.
Renal function can only be fully assessed using serum creatinine concentrations after euthyroidism is established.
Renal function can only be fully assessed using serum creatinine concentrations after euthyroidism is established.
Cats whose tT4 concentrations drop below the normal reference range never require dose adjustment of antithyroid medication if they are not azotemic.
Cats whose tT4 concentrations drop below the normal reference range never require dose adjustment of antithyroid medication if they are not azotemic.
6/10 Questions
Cats who develop azotemia after treatment for hyperthyroidism:
should be managed according to IRIS guidelines for the management of feline CKD.
should be managed according to IRIS guidelines for the management of feline CKD.
have worse survival times than cats that remain nonazotemic.
have worse survival times than cats that remain nonazotemic.
should have a target tT4 concentration in the upper half of the laboratory reference range.
should have a target tT4 concentration in the upper half of the laboratory reference range.
are not candidates for definitive therapy such as thyroidectomy or radioiodine treatment.
are not candidates for definitive therapy such as thyroidectomy or radioiodine treatment.
7/10 Questions
For which of the following forms of methimazole intolerance is it most reasonable to attempt restarting methimazole with dose reduction or switch to transdermal administration?
Hepatotoxicity
Hepatotoxicity
Blood dyscrasias (eg, neutropenia, thrombocytopenia)
Blood dyscrasias (eg, neutropenia, thrombocytopenia)
Facial pruritis
Facial pruritis
GI signs (eg, vomiting, diarrhea, anorexia)
GI signs (eg, vomiting, diarrhea, anorexia)
8/10 Questions
Which of the following is considered a clinical sign of acute thyrotoxicosis? [Select all that apply.]
Agitation
Agitation
Hyperthermia
Hyperthermia
Respiratory distress
Respiratory distress
9/10 Questions
Which of the following would be an appropriate option for preparing a hyperthyroid cat for anesthesia?
Premedication with atropine or glycopyrrolate
Premedication with atropine or glycopyrrolate
Administration of a β-blocker
Administration of a β-blocker
Use of an anesthetic chamber for induction
Use of an anesthetic chamber for induction
Placement of monitoring equipment after anesthetic induction
Placement of monitoring equipment after anesthetic induction
10/10 Questions
Thyroid hormones exert _________ and _________ effects on the heart.
positive inotropic, negative chronotropic
positive inotropic, negative chronotropic
negative inotropic, positive chronotropic
negative inotropic, positive chronotropic
positive inotropic, positive chronotropic
positive inotropic, positive chronotropic
negative inotropic, negative chronotropic
negative inotropic, negative chronotropic
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