Abnormal uterine bleeding

Question 1

What is Abnormal uterine bleeding

Answer 1

Any symptomatic variation from normal menstruation. Can be amount, regularity, length and postcoital, intermenstrual.

Question 2

Acute vs chronic abnormal uterine bleeding

Answer 2

Acute - episode that requires immediate clinical intervention to stop further blood loss.
Chronic - Abnormal bleeding present for most of the previous 6 months

Question 3

Underlying causes of abnormal uterine bleeding

Answer 3

PALM-COEIN:
Structural: 
Polyps
Adenomyosis
Leiomyoma (fibroids)
Malignancy/hyperplasia

Non-structural:
Coagulopathy
Ovulatory dysfunction (inc. thyroid)
Endometrial 
Iatrogenic e.g. contraception 
Not yet classified (DUB)