Obgyn Chapter 36 Amenorrhea And Dysfunctional Uterine Bleeding

Front 1

At what average chronological age is a regular, predictable reproductive cycle established?

Back 1

13 years

Front 2

Dysfunctional uterine bleeding is defined as

Back 2

irregular menstruation without anatomic lesions of the uterus

Front 3

Which of the following do amenorrhea and dysfunctional utering bleeding have in common?

Back 3

Both can result from anovulation

Front 4

What is the most common cause of secondary amenorrhea?

Back 4

Pregnancy

Front 5

What is the most common cause of pathologic amenorrhea?

Back 5

Disruption of the hypothalamic-pituitary axis

Front 6

Which of the following distinguishes secondary from primary amenorrhea?

Back 6

History of prior menses

Front 7

Disruption of the pulsatile secretion of gonadotropin-releasing hormone directly interferes with the secretion of

Back 7

FSH

Front 8

What tests can help differentiate hypothalamic-pituitary amenorrhea from ovarian failure?

Back 8

Measurement of FSH levels

Front 9

Ovarian failure is associated with

Back 9

amenorrhea

Front 10

The most common anatomic abnormality to cause secondary amenorrhea is

Back 10

Asherman syndrome

Front 11

What is the typical cause of the endometrial scarring that characterizes Asherman syndrome?

Back 11

Dilation and curettage

Front 12

Which of the following patients would be classified as having oligomenorrhea?

Back 12

A 45-year-old woman with periods that occur every 8 to 10 months and last 3 to 5 days

Front 13

Estrogen is the primary therapy for which of the following conditions?

Back 13

Menopausal vaginal atrophy

Front 14

What is the endocrine environment that leads to dysfunctional uterine bleeding?

Back 14

Chronic estrus

Front 15

What causes irregular bleeding in women with dysfunctional uterine bleeding?

Back 15

Outgrowth of endometrial blood supply

Front 16

What is the medical treatment of choice for immediate management of dysfunctional uterine bleeding?

Back 16

Progestin for 10 days

Front 17

What is the medical treatment of choice for long-term management of dysfunctional uterine bleeding?

Back 17

Daily oral contraceptives

Front 18

In luteal phase defect, the endometrium is not maintained because there is insufficient

Back 18

progesterone

Front 19

In evaluating the patient with amenorrhea, in what situation is serum prolactin elevated?

Back 19

Pituitary adenoma

Front 20

In patients with hypothalamic amenorrhea, what is the typical pattern of FSH and LH?

Back 20

FSH low, LH low

Front 21

What is the best treatement for mild cases of intrauterine scarring?

Back 21

Dilation and curettage

Front 22

In cases of Asherman syndrome, teh regeneration of endometrium in previously denuded areas is stimulated by

Back 22

Estrogen

Front 23

Hyperprolactinemia caused by a pituitary adenoma is frequently associated with amenorrhea and

Back 23

galactorrhea

Front 24

What percent of pituitary tumors secrete prolactin?

Back 24

80%

Front 25

Which of the following conditions is commonly associated with chronic anovulation?

Back 25

Obesity

Front 26

What type of bleeding pattern is characteristic of polycystic ovarian syndrome?

Back 26

Dysfunctional uterine bleeding

Front 27

In patients with dysfunctional uterine bleeding, the lack of predictable ovulation results in the lack of

Back 27

progesterone

Front 28

What phenomenon do amenorrhea and dysfunctional uterine bleeding share?

Back 28

Anovulation

Front 29

Which of the following is an example of dysfunctional uterine bleeding in the presence of ovulation?

Back 29

Midcycle spotting

Front 30

A patient with luteal phase defect would typically experience

Back 30

shortened interval between periods

Front 31

Premenstrual syndrome should be absent in which of the following conditions?

Back 31

Polycystic ovary syndrome

Front 32

In which condition is the menstrual cycle totally unpredictable?

Back 32

Dysfunctional uterine bleeding

Front 33

What is a likely finding on endometrial biopsy of a patient with dysfunctional uterine bleeding (chronic anovulation)?

Back 33

Endometrial hyperplasia

Front 34

A patient with dysfunctional uterine bleeding is at greater risk for developing what type of cancer?

Back 34

Endometrial

Front 35

Which of the following mimics the physiologic hormonal event that induces normal menstrual bleeding?

Back 35

Discontinuing progestin