There are many causes of stomach pain, such as chronic gastritis, peptic ulcer, stomach cancer and other diseases, small stomach pain (lower abdominal pain) can be caused by gastroenteritis, appendicitis, urinary tract infection, gynecological inflammation, etc. Specifics should be consulted with a physician for diagnosis and treatment.
1. Causes of stomach pain:
(1) Chronic gastritis: it is divided into chronic non-atrophic gastritis and chronic atrophic gastritis. Often appear epigastric pain, fullness and discomfort, obvious after meals, can be accompanied by belching, acid reflux, nausea and so on.
(2) Peptic ulcer: including gastric ulcer and duodenal ulcer, whose characteristic manifestation is chronic, cyclic and rhythmic epigastric pain; duodenal ulcer has pain during hunger, relieved after eating, some of them have midnight pain, and the pain is usually located in the right side of middle and upper abdomen; gastric ulcer often occurs within one hour after meal, relieved before meal, and the pain site is mostly located in the middle and upper abdomen or in the left side.
(3) Gastric cancer: epigastric pain is the most common symptom, which may be accompanied by loss of appetite, nausea and vomiting, vomiting blood, black stools, fatigue, weight loss and other symptoms.
2. Causes of lower abdominal pain:
(1) Appendicitis: it is typically characterized by metastatic right lower abdominal pain, and its pain site is mainly at the point of Mai.
(2) Urinary tract infection: in addition to lower abdominal pain, it also manifests as urinary frequency, urinary urgency, urinary pain and so on.
(3) Gastroenteritis: the pain site is not fixed, mostly accompanied by diarrhea, nausea and vomiting.
(4) Gynecological inflammation: in addition to lower abdominal pain, there may also be abnormal vaginal discharge or abnormal vaginal bleeding and other symptoms.
If there are many other symptoms of stomach pain and small stomach pain, you should consult a clinician as soon as possible to clarify the diagnosis and treatment.