Menstrual Disorders Practice Questions

Q: A 39-year-old woman presents for a routine exam and mentions intermittent heavy menstrual bleeding. What is the most appropriate minimally invasive treatment that can be offered initially?

Levonorgestrel-releasing intrauterine system. ***Levonorgestrel-releasing intrauterine system*** - This is a highly effective, **minimally invasive**, and long-acting reversible option that is also approved for the management of **heavy menstrual bleeding** (menorrhagia). - It works by continuously releasing **progestin** locally into the uterus, causing endometrial suppression and significantly reducing menstrual blood loss by **up to 90%**. - It is recommended as **first-line treatment** for heavy menstrual bleeding in women who also desire contraception or long-term management. *Endometrial ablation* - This is a **surgical procedure** that destroys the uterine lining to reduce or stop menstrual bleeding and is more invasive than LNG-IUS. - It is typically reserved for women who have **completed childbearing** and for whom medical or hormonal management has been unsuccessful. - It is not reversible and significantly impairs future fertility. *Uterine artery embolization* - This is an **invasive radiological procedure** involving catheterization and blocking the blood supply to the uterus. - Primarily used to treat **uterine fibroids** causing heavy bleeding, not as first-line treatment for undiagnosed menorrhagia. - Carries risks including infection, pain, and potential impact on ovarian function. *Hormonal therapy* - While **oral contraceptives** or progestin-only pills are effective and truly non-invasive, they require daily compliance and may have systemic side effects. - The question asks for a **treatment** (device-based intervention), and LNG-IUS is superior due to its **local action**, minimal systemic effects, and **long-term efficacy** without daily adherence requirements.

Q: A mother brought her 16-year-old daughter to Gynaecology OPD with a complaint of not attaining menarche. She gives a history of cyclic abdominal pain. On further examination, a midline abdominal swelling is seen. Per rectal examination reveals a bulging mass in the vagina. Which of the following conditions is most likely responsible for these findings?

Imperforate hymen. ***Imperforate hymen*** - An **imperforate hymen** obstructs the outflow of menstrual blood, leading to its accumulation in the vagina (**hematocolpos**) and uterus (**hematometra**), causing **cyclic abdominal pain** and a bulging mass (due to accumulated blood) in the vagina. - The patient presents with **primary amenorrhea** (not having attained menarche) and cyclical abdominal pain caused by the inability of menstrual blood to exit the body. *Transverse vaginal septum* - A **transverse vaginal septum** can also cause primary amenorrhea and cyclic abdominal pain due to obstruction of menstrual flow. However, it is a less common cause than an imperforate hymen. - While it can lead to hematocolpos, the characteristic bulging mass on per rectal examination is more strongly associated with an imperforate hymen presenting at the vaginal introitus. *Vaginal agenesis* - **Vaginal agenesis** (complete absence of the vagina) would present with primary amenorrhea, but there would be no cyclic abdominal pain if the uterus is also absent or rudimentary. If a uterus is present, there would be no accumulation of blood in the vagina or a bulging mass per rectum as there is no vaginal canal. - This condition is typically associated with a rudimentary or absent uterus, leading to an inability to menstruate rather than obstructed flow. *Mayer-Rokitansky-Küster-Hauser (MRKH) syndrome* - **MRKH syndrome** is characterized by congenital aplasia of the uterus and the upper two-thirds of the vagina, with normal ovaries and external genitalia. - Patients present with **primary amenorrhea** but typically do not experience **cyclic abdominal pain** or a bulging vaginal mass because there is no functional uterus to produce menstrual blood or a vaginal canal for blood accumulation.

Q: Asherman's syndrome is associated with which of the following symptoms?

Amenorrhea. ***Amenorrhea*** - **Asherman's syndrome** involves the formation of intrauterine adhesions (scar tissue) which can block the outflow of menstrual blood, leading to **amenorrhea** or significantly reduced menstrual flow (hypomenorrhea). - The scarring often damages the **endometrial basalis layer**, preventing the normal cyclical growth and shedding of the uterine lining necessary for menstruation. *Menorrhagia* - **Menorrhagia** is characterized by abnormally heavy or prolonged menstrual bleeding, which is the opposite of what occurs in Asherman's syndrome. - This symptom is typically associated with conditions like **uterine fibroids**, **adenomyosis**, or **coagulopathies**, not intrauterine adhesions. *Polymenorrhea* - **Polymenorrhea** refers to abnormally frequent menstrual cycles (occurring more often than every 21 days), which is not a hallmark symptom of Asherman's syndrome. - This condition is usually related to **hormonal imbalances** leading to a shortened follicular phase, rather than structural uterine abnormalities. *All of the options* - While other menstrual irregularities can occur, **amenorrhea** or **hypomenorrhea** is the primary and characteristic symptom linked to Asherman's syndrome due to the physical obstruction and endometrial damage caused by intrauterine adhesions. - The other options (menorrhagia, polymenorrhea) represent distinct menstrual abnormalities with different underlying etiologies, not typically seen in Asherman's syndrome.

Q: Which of the following is not correlated with the ovarian cycle?

Estrous cycle. ***Estrous cycle*** - The **estrous cycle** is characteristic of most mammals (e.g., cows, dogs, cats) and differs fundamentally from the human **menstrual cycle**. - Unlike the menstrual cycle which involves endometrial shedding, the estrous cycle typically involves the reabsorption of the **endometrium** with no bleeding. *Endometrial sampling* - **Endometrial sampling** (e.g., biopsy) is directly impacted by the ovarian cycle, as the **endometrium** undergoes proliferative and secretory phases under hormonal influence. - The appearance and cellular characteristics of the **endometrium** vary significantly depending on the cycle phase (e.g., changes in glandular architecture, stromal edema). *Vaginal cytology* - **Vaginal cytology** reflects the hormonal changes of the ovarian cycle, particularly the influence of **estrogen** and **progesterone**. - The types and proportions of **squamous cells** in a vaginal smear (e.g., basal, parabasal, intermediate, superficial cells) vary with the follicular and luteal phases. *Blood hormonal levels* - **Blood hormonal levels** (e.g., **estradiol**, **progesterone**, **LH**, **FSH**) are direct indicators and regulators of the ovarian cycle. - Fluctuations in these hormones drive the development of the **follicle**, **ovulation**, and the formation and regression of the **corpus luteum**.

Q: Cryptomenorrhea occurs due to which of the following conditions?

Imperforate hymen. ***Imperforate hymen*** - **Cryptomenorrhea** is a condition where monthly cyclical symptoms of menstruation occur, but there is no visible external bleeding due to an **obstruction in the outflow tract**. - An **imperforate hymen** is a congenital anomaly where the hymen completely blocks the vaginal opening, leading to retention of menstrual blood and causing cryptomenorrhea. - Patients typically present with **primary amenorrhea, cyclical pelvic pain, and a bulging hymen** on examination. *Fibroids* - **Uterine fibroids** are benign tumors of the uterus that can cause heavy menstrual bleeding (menorrhagia) or abnormal uterine bleeding, but not cryptomenorrhea. - They do not typically cause an obstruction of the **menstrual outflow tract**. *PCOS* - **Polycystic Ovary Syndrome (PCOS)** is an endocrine disorder characterized by irregular or absent menstruation (oligomenorrhea or amenorrhea) due to anovulation. - While periods may be absent, there is no obstruction preventing menstrual flow, so it does not cause **cryptomenorrhea**. *Asherman syndrome* - **Asherman syndrome** involves intrauterine adhesions that can cause amenorrhea or hypomenorrhea. - While it causes **absent or reduced menstrual flow**, the underlying mechanism is endometrial destruction, not outflow tract obstruction, so true cryptomenorrhea does not occur.

Q: What is the most common cause of primary amenorrhea?

Ovarian dysgenesis (Turner syndrome). ***Ovarian dysgenesis (Turner syndrome)*** - **Turner syndrome (45,XO karyotype)** is one of the most common causes of **primary amenorrhea**, accounting for approximately **12-15% of cases**. - It results from the complete or partial absence of one of the **X chromosomes**, leading to **gonadal dysgenesis** (streak gonads). - Characterized by **absent secondary sexual characteristics**, short stature, and elevated FSH/LH levels. - Turner syndrome is the most common form of **gonadal dysgenesis**, which collectively represents a leading category of primary amenorrhea. *Mayer-Rokitansky-Küster-Hauser syndrome* - This syndrome is characterized by **congenital agenesis of the uterus and upper two-thirds of the vagina**, but **normal ovaries** and secondary sexual characteristics. - Accounts for approximately **15% of primary amenorrhea** cases. - Less common than gonadal dysgenesis as a category, but MRKH is the second most common cause after gonadal dysgenesis. *None of the options* - This option is incorrect because **Turner syndrome** is a well-established and leading cause of primary amenorrhea among the choices provided. *Constitutional delay* - This refers to a **physiological delay in the onset of puberty**, where the individual will eventually develop secondary sexual characteristics and menarche. - While common, it represents a **delay rather than true amenorrhea**, and is typically diagnosed when other pathological causes are excluded. - Not considered the most common cause of **pathological primary amenorrhea**.

Q: What is the definition of menometrorrhagia?

Heavy and irregular menstrual bleeding. ***Heavy and irregular menstrual bleeding*** - **Menometrorrhagia** is defined by menstrual bleeding that is both **excessively heavy** (menorrhagia) and **irregularly timed** (metrorrhagia), occurring frequently and lasting longer than usual. - This condition can lead to significant blood loss and impact a woman's quality of life. *Excessive menstrual bleeding* - This is the definition of **menorrhagia**, which refers only to the quantity of blood loss during a normal duration and frequency of menstruation. - It does not account for the **irregularity** in timing or duration of bleeding. *Bleeding between menstrual periods* - This symptom is primarily known as **metrorrhagia**, indicating irregular bleeding that occurs outside of the normal menstrual cycle. - It does not specifically describe the **heaviness** of the bleeding episodes. *Regular uterine bleeding* - **Regular uterine bleeding** is the characteristic of a normal menstrual cycle, which is predictable in its timing and duration. - This option does not describe any abnormal bleeding pattern, such as being **heavy** or **irregular**.

Q: Which of the following is least likely to cause dysmenorrhea?

Cervical polyp. ***Cervical polyp*** - Cervical polyps are typically **benign growths** on the cervix and are usually **asymptomatic**, or may cause **light intermenstrual bleeding** or bleeding after intercourse. - They generally do **not cause pain** or dysmenorrhea because they are not involved in the hormonal and inflammatory processes that lead to uterine contractions and pain during menstruation. *Endometriosis* - Endometriosis is characterized by the presence of **stromal and glandular tissue** outside the uterus, which responds to hormonal fluctuations, leading to **inflammation and cyclical pain**. - This often results in severe **secondary dysmenorrhea**, chronic pelvic pain, and dyspareunia. *Adenomyosis* - Adenomyosis involves the invasion of **endometrial tissue into the myometrium**, leading to a thickened, enlarged uterus. - This condition causes significant **dysmenorrhea** due to increased prostaglandin production and uterine cramping, as well as heavy menstrual bleeding. *Uterine polyp* - Uterine polyps (endometrial polyps) are **overgrowths of endometrial tissue** within the uterine cavity. - While they primarily cause **abnormal uterine bleeding**, they can occasionally cause **dysmenorrhea** through interference with normal uterine contractions, though this is **less common** than bleeding symptoms.

Q: A woman experiences menstrual blood loss of 100 ml every 30 days. How would this condition be classified?

Menorrhagia. ***Menorrhagia*** - **Menorrhagia** is characterized by abnormally **heavy or prolonged menstrual bleeding**, typically defined as blood loss exceeding **80 mL** per cycle or bleeding lasting more than 7 days. - In this case, a 100 mL blood loss is above the normal threshold, classifying it as menorrhagia. *Polymenorrhea* - **Polymenorrhea** refers to **frequently recurring menstrual cycles**, defined as a cycle length of fewer than **21 days**. - The woman's cycle length of 30 days falls within the normal range, so this term does not apply. *Hypomenorrhea* - **Hypomenorrhea** describes **unusually light or scanty menstrual bleeding**, with blood loss typically less than **30 mL** per cycle. - The 100 mL blood loss is significantly higher than what is seen in hypomenorrhea. *Normal menses* - **Normal menses** involve a typical blood loss ranging from **30 to 80 mL** per cycle and a cycle length between **21 and 35 days**. - A 100 mL blood loss exceeds the upper limit for normal menses, indicating an abnormal condition.

Question 1

A 39-year-old woman presents for a routine exam and mentions intermittent heavy menstrual bleeding. What is the most appropriate minimally invasive treatment that can be offered initially?

Accepted Answer

Levonorgestrel-releasing intrauterine system

Answer

Endometrial ablation

Answer

Uterine artery embolization

Answer

Hormonal therapy

Question 2

A mother brought her 16-year-old daughter to Gynaecology OPD with a complaint of not attaining menarche. She gives a history of cyclic abdominal pain. On further examination, a midline abdominal swelling is seen. Per rectal examination reveals a bulging mass in the vagina. Which of the following conditions is most likely responsible for these findings?

Accepted Answer

Imperforate hymen

Answer

Vaginal agenesis

Answer

Transverse vaginal septum

Answer

Mayer-Rokitansky-Küster-Hauser (MRKH) syndrome

Question 3

Asherman's syndrome is associated with which of the following symptoms?

Accepted Answer

Amenorrhea

Answer

All of the options

Answer

Menorrhagia

Answer

Polymenorrhea

Question 4

Which of the following is not correlated with the ovarian cycle?

Accepted Answer

Estrous cycle

Answer

Vaginal cytology

Answer

Blood hormonal levels

Answer

Endometrial sampling

Question 5

Cryptomenorrhea occurs due to which of the following conditions?

Accepted Answer

Imperforate hymen

Answer

Fibroids

Answer

PCOS

Answer

Asherman syndrome

Question 6

What is the most common cause of primary amenorrhea?

Accepted Answer

Ovarian dysgenesis (Turner syndrome)

Answer

None of the options

Answer

Mayer-Rokitansky-Küster-Hauser syndrome

Answer

Constitutional delay

Question 7

What is the definition of menometrorrhagia?

Accepted Answer

Heavy and irregular menstrual bleeding

Answer

Excessive menstrual bleeding

Answer

Bleeding between menstrual periods

Answer

Regular uterine bleeding

Question 8

Which of the following is least likely to cause dysmenorrhea?

Accepted Answer

Cervical polyp

Answer

Endometriosis

Answer

Adenomyosis

Answer

Uterine polyp

Question 9

A 46-year-old P3L3 complains of menorrhagia since 3 months. Initial diagnostic steps, including history, physical examination, and imaging, have been performed. The next line of management is?

Accepted Answer

Progesterone x 6 months

Answer

OC pills x 6 months

Answer

Hysterectomy

Answer

Dilation and Curettage (D & C)

Question 10

A woman experiences menstrual blood loss of 100 ml every 30 days. How would this condition be classified?

Accepted Answer

Menorrhagia

Answer

Polymenorrhea

Answer

Hypomenorrhea

Answer

Normal menses

Menstrual Disorders — MCQs

Menstrual Disorders — MCQs

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