4. Pancreatitis
When pancreatitis is infected, it leads to severe pain in the abdomen, and the patient can feel pain in the right and left side, and the pain may be mild or severe depending on the case, and this pain is accompanied by some other symptoms, such as: fever, increased heart rate, and nausea, vomiting, diarrhea;

Some methods help relieve pancreatic pain such as: drinking fluids, healthy foods, and getting rest, but some cases may require surgical intervention.

5. Pericarditis
It is irritation and swelling of the pericardium, that is, the thick covering that surrounds the heart, and it causes chest pain as well as on the left side from the top. It is also accompanied by some other symptoms, such as: fever, heart palpitations, and feeling tired.

Pericarditis is usually caused by a viral infection and is treated with antibiotics and anti-inflammatory drugs in addition to getting rest.

6. Gastritis
Gastritis is caused by a bacterial infection or exposure to severe stress as a result of surgery or disease, and can also be caused by exposure to radiation, and this inflammation causes pain in the upper part of the left area of ​​the abdomen, in addition to nausea and vomiting.

The treatment of gastritis is by taking medications that reduce the amount of acid in the stomach, and thus these infections fade away.

7. Kidney infection
An injury to the left kidney can cause pain in the upper left part of the abdomen, in addition to some other symptoms such as: frequent urination, pain when urinating, pain in the back and thigh, fever, nausea and vomiting.

Kidney infections need to consult a doctor to get antibiotics, so as not to pose a threat to health and lead to the formation of kidney abscesses.

8. Kidney stones
In the case of small stones in the kidneys, the body gets rid of them through urine without feeling pain, but in the case of large stones, they can lead to pain in the abdomen and back, blood in the urine, and a feeling of pain, nausea and vomiting.

Drinking a lot of water helps relieve symptoms and get rid of kidney stones, but some cases require surgical intervention to remove them.

9. Enlarged spleen
Sometimes pain in the upper left part of the abdomen indicates a problem in the spleen, as it can develop inflammation caused by liver disease, or rheumatoid arthritis, and some symptoms associated with pain can be felt, including:

Feeling full after eating small amounts of food.
Anemia and the accompanying fatigue and lethargy.
Ease of bleeding.
Suffering from frequent and persistent infections.
In the case of an enlarged spleen, the doctor will prescribe an appropriate antibiotic, but sometimes serious complications can occur and require immediate medical intervention.