Ovarian Remnant Syndrome Flashcards

1
Q

What are the diagnostic options that we have for vulvar bleeding in an otherwise spayed female?

A
  • Vaginal Cytology
  • Hormonal testing
  • Abdominal Ultrasound
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2
Q

What is the least expensive method of diagnosing estrogen exposure in the bitch?

A

Vaginal Cytology

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3
Q

What does it mean if you are seeing completely cornified cells?

A

That is an indication of a female that is in heat

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4
Q

What are the ways that a Bitch can be exposed to estrogen?

A
  • Ovarian source
  • Source of her adrenal glands
  • Someone in the household using medication that contains estrogen
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5
Q

When you see signs of estrus in a previously spayed female, this is known as _____________________. In the bitch, it will include vulvar swelling and discharge. The queen and the bitch will be attractive to males. Mammary development and the queen will have lordosis/vocalization.

A

Ovarian Remnant Syndrome

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6
Q

(T/F) Ovarian Remnant Syndrome signs can show up anywhere from 7 days to 10 years post-spay surgery

A

True

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7
Q

What is the most common differential that we need to rule out?

A

Exogenous estrogen exposure

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8
Q

(T/F) Ovarian Remnant Syndrome is more common in small breed dogs

A

False

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9
Q

(T/F) It is usually going to be the right pedicle that is left behind because the right ovary is located further cranial than the left ovary

A

True

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10
Q

Progesterone only comes from the:

A

Ovary

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11
Q

(T/F) A value greater than 2 ng/ml indicates functional CL on the ovary

A

True

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12
Q

(T/F) In spayed animals, because of the lack of negative feedback from the ovaries, their LH test or luteinizing hormone test will always be negative

A

False, it will always be positive

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13
Q

Anti-Mullerian Hormone (AMH) is produced exclusively by the:

A

gonads

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14
Q

(T/F) The thing about the AMH test is that you have to worry about cross-reacting with adrenal hormones, sprays, or creams

A

False, you DON’T have to worry about cross-reacting

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15
Q

If the animal has a positive AMH, she has:

A

functional ovarian tissue

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16
Q
  • This test is only accurate in post-pubertal animals
  • You will get a qualitative result, a positive sample means they have an ovarian tissue
  • Negative sample doesn’t necessarily mean that she doesn’t have an ovarian tissue
  • Equivocal sample means that they are in a gray area
  • It is recommended that if you get an equivocal or a negative sample to also submit a progesterone test
A

AMH test

17
Q

How many days do you need to wait if you are concerned that you left ovarian tissue behind?

A

30 days post spay

18
Q

A client brings you a dog that has continued to have bloody
vulvar discharge every 6 months following her spay cycle.
You are concerned about an ovarian remnant and submit a
profile for AMH and progesterone. The results you get are
as follows:
AMH-POSITIVE
Progesterone - 0.3 ng/ml
Based on this information, what are your thoughts?

A

This dog has an ovarian remnant