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).
Pelvic Inflammatory Disease. Pelvic inflammatory disease can cause lower back pain and lower abdominal pain. FamilyDoctor.org states that pelvic inflammatory disease is an infection of any of the female reproductive organs, including the uterus, fallopian tubes or ovaries.
1 Abdominal distension: Your belly sticks out more than it did before without weight gain.  Abdominal pain: This is rare in colon cancer. One cause is tearing (perforation) of the bowel. Leaking of bowel contents into the pelvis can cause inflammation (peritonitis) and infection.