Requirements for Application for Emergency Medical Technician (EMT) Certification for Military Trained Applicants: Current and former Navy Corpsmen applying for Emergency Medical Technician (EMT) certification must meet requirements specified by the National Registry of Emergency Medical Technicians (NREMT).
Ectopic Pregnancy. An ectopic pregnancy can cause lower back pain and lower abdominal pain. An ectopic pregnancy occurs when a fertilized egg becomes implanted in a location outside the uterus.
Some of the more common sources of acute pelvic pain, or pain that occurs very suddenly, may include: 1  ectopic pregnancy: a pregnancy that occurs outside the uterus. 2  pelvic inflammatory disease: an infection of the reproductive organs.3  twisted or ruptured ovarian cyst. 4  miscarriage or threatened miscarriage.elvic pain may have multiple causes, including: 1  inflammation or direct irritation of nerves caused by acute or chronic trauma, fibrosis, pressure or intraperitoneal inflammation. 2  muscular contractions or cramps of both smooth and skeletal muscles. 3  psychogenic factors, which can cause or aggravate pain.