Pelvic pain

Acute Pelvic Pain DDx

Gynecologic/Obstetric

1. Pregnancy-related
   1. Ectopic Pregnancy
   2. Abortion, threatened or incomplete
   3. Septic Abortion
2. Acute Infections
   1. Endometritis
   2. Pelvic Inflammatory Disease (PID)
   3. TOA
3. Adnexal Disorders
   1. Hemorrhage/rupture of ovarian cyst
   2. Torsion of Adnexa
   3. Twisted paraovarian cyst
4. Recurrent
   1. Mittelschmerz (midcycle pain)
   2. Primary/Secondary Dysmenorrhea
   3. Endometriosis

Genitourinary

1. Cystitis
2. Pyelonephritis
3. Ureteral lithiasis

Gastrointestinal

1. Gastroenteritis
2. Appendicitis
3. Bowel obstruction
4. Perirectal abscess
5. Diverticulitis
6. Inflammatory bowel disease
7. Irritable Bowel Syndrome (IBS)

Musculoskeletal

1. Abdominal wall hematoma
2. Psoas hematoma
3. Hernia

Vascular

1. Pelvic thrombophlebitis
2. Abdominal Aortic Aneurysm (AAA)
3. Ischemic bowel (Mesenteric Ischemia)

Source

Hardwood-Nuss