There are many reasons for left abdominal pain, and most of them are due to lesions of organs located in the left abdomen, such as gastric lesions, renal lesions, urinary system diseases, etc.
1. Gastric lesions: if the patient suffers from gastritis, peptic ulcer, gastric cancer, etc., it can cause pain in the left upper abdomen.
2. Kidney lesions: if the patient suffers from kidney stones, renal infarction, pyelonephritis and other diseases, it will cause left abdominal pain.
3. Urological diseases: left ovarian cyst torsion, left ovarian rupture, left salpingitis, left varicocele, ureteral stone and other diseases can cause left lower abdominal pain.
4. Colon disease: colitis, colon tumor and other diseases can lead to left upper abdominal pain.
If the patient has left abdominal pain and not relieved for a short period of time, he/she should go to the hospital as soon as possible for examination to clarify the cause of the disease and then consult the doctor.