Untitled Flashcards Set

What is the definition of abnormal uterine bleeding (AUB)?

A change in the pattern or volume of menstrual bleeding that may be infrequent, prolonged, or excessive.

What percentage of females experience abnormal uterine bleeding during their reproductive years?

10% to 20% of females.

What is the difference between acute AUB and chronic AUB?

Acute AUB requires immediate intervention and occurs suddenly, while chronic AUB has abnormal bleeding present for the majority of the past 6 months.

What are the components of the PALM-COEIN classification system?

Polyp, Adenomyosis, Leiomyoma, Malignancy and hyperplasia, Coagulopathy, Ovulatory dysfunction, Endometrial disorders, Iatrogenic, Not yet classified.

What is considered a normal menstrual frequency and duration?

Normal frequency is every 24 to 38 days, and duration is approximately 4.5 to 8 days.

What common source of AUB is associated with anovulatory cycles in younger females?

Approximately 95% of AUB cases in patients younger than 20 years are due to anovulatory bleeding.

What should be included in the history taken for a patient experiencing AUB?

Age, date of last menstrual period, birth control method, frequency and amount of menses, duration of menses, and any menstrual pattern changes.

What is the role of endometrial biopsy in AUB evaluation?

To rule out unchecked proliferation of the endometrium that can lead to hyperplasia and possibly endometrial adenocarcinoma.

What lab tests are commonly conducted for AUB evaluation?

Hematocrit, hemoglobin, platelet count, peripheral smear with differential, pregnancy evaluation, and Pap test.

What is the initial management approach for teenagers with mild AUB?

Observation in mild cases and prescribing medroxyprogesterone or oral contraceptive pills (OCP).