One word for describing the area of the abdomen is "abdominal" (upper abdominal, lower abdominal. ) The abdomen is often divided into quadants for specific descriptions of areas, RUQ of the abdomen.
Another word is "gastric" : the word gastric usually applies to digestive processes which occur in the abdomen.
Gastrointestinal is another word for a system of the body located in the abdomen.
Abdominal
Abdominal (general), Pelvic, Abdominopelvic, Inguinal (lower abdomen; groin)
Abdominal means pertaining to the abdomen.
Abdominal, however the abdomen are divided into nine regions:
Dacryoadenitis means inflammation of the tear gland.
Mastitis is the medical term meaning inflammation of the breast.
Acne is the medical term meaning inflammation of the sebaceous follicles.
Synovitis is the medical term meaning inflammation of the synovium.
Encephalitis is the medical term meaning cerebral inflammation. Another definition would be inflammation of the brain.
Phlebitis is the medical term meaning inflammation of a blood vessel. (Thrombophlebitis is the medical term meaning inflammation of a blood vessel with a clot.)
"Bright's Disease"GlumerulonephritisGlomerulonephritis
Vaginocystis is the medical term meaning inflammation of the vagina and bladder. Cystitis is inflammation of the bladder. Vaginitis is inflammation of the vagina.
-itis is the medical terminology combining form meaning inflammation of.
Thromboangiitis is the medical term meaning inflammation of the artery with a thrombus.
Pansinusitis is the medical term meaning inflammation of all the sinus cavities.
Laryngitis is the term meaning inflammation of the vocal cords.