Infectious and parasitic diseases (A00-B99).
- Genital tuberculosis (consumption).
Mouth, esophagus (esophagus), stomach, and intestines (K00-K67; K90-K93).
- Acute appendicitis (“appendicitis”).
- Diverticulitis – disease of the colon in which inflammation forms in protrusions of the mucosa (diverticula) (also consider younger patients, < 40 years).
- Irritable bowel syndrome (synonym: irritable colon).
Psyche – nervous system (F00-F99; G00-G99)
- Functional pain (pain of unknown etiology/cause) – may be associated with long-lasting symptoms.
Pregnancy, childbirth, and puerperium (O00-O99).
- Extrauterine pregnancy (pregnancy outside the uterus) – extrauterine pregnancy is present in approximately 1 to 2% of all pregnancies: Tubalgravidity (ectopic pregnancy), Ovariangravidity (pregnancy in the ovary), Peritonealgravidity or Abdominalgravidity (pregnancy in the abdominal cavity), Cervixgravidity (pregnancy in the cervix).
Genitourinary system (kidneys, urinary tract – sex organs) (N00-N99).
- Endometriosis – Occurrence of endometrium (lining of the uterus) extrauterine (outside the uterine cavity), such as in or on the ovaries (ovaries), tubes (fallopian tubes), urinary bladder, or bowel.
- Urinary tract infection (UTI) – typically associated with dysuria (discomfort during urination) and/or pollakiuria (frequent urination.
- Ruptured ovarian cyst (ruptured ovarian cyst.
Basically, the differential diagnoses of acute abdomen must be excluded!