What causes dull pain in the lower right side of the abdomen?

Abdominal pain is a common disease in daily life. The locations of abdominal pain are generally right upper abdomen, left upper abdomen, right lower abdomen, and left lower abdomen. Generally speaking, when people hear pain in the lower right side of the abdomen, they generally think it is appendicitis. But sometimes right abdominal pain may not necessarily be caused by appendicitis but other diseases. What exactly causes the pain in the lower right side of the abdomen?

1. Causes of pain in the lower right side of the abdomen

Inflammation of all the organs and tissues in the right lower abdomen, tumors, organ torsion, stone impaction, etc. can all cause right lower abdominal pain.

2. Common diseases that cause pain in the lower right side of the abdomen

1. Appendicitis

The main symptoms of acute appendicitis are right lower abdominal pain accompanied by gastrointestinal dysfunction, often accompanied by fever. Chronic appendicitis often presents as pain and discomfort in the right lower abdomen, which may be intermittent or persistent, and is often triggered or aggravated by strenuous activity or improper diet.

2. Intestinal tuberculosis

Intestinal tuberculosis most commonly affects the ileocecal region. The abdominal pain is mostly located in the right lower abdomen or around the navel. It is often paroxysmal and accompanied by bowel sounds. It can also be persistent dull pain in the right lower abdomen. The abdominal pain may be irregular and may be induced by eating.

3. Examinations required for pain in the lower right side of the abdomen

1. Routine examination of blood, urine, and stool

Increased total white blood cell count and neutrophil count indicate inflammatory lesions, which are items that almost every patient with abdominal pain needs to be examined.

2. Blood biochemical examination

Increased serum amylase indicates pancreatitis and is the most commonly used blood biochemical test in the differential diagnosis of abdominal pain. Examination of liver, kidney function and electrolytes is also helpful in diagnosing the condition.

3. Routine and biochemical examination of peritoneal puncture fluid

When abdominal pain is undiagnosed and ascites is found, abdominal puncture examination must be performed. The fluid obtained from the puncture should be sent for routine and biochemical examinations, and bacterial culture should be performed if necessary.

4. X-ray examination

Abdominal X-rays are the most widely used examination in the diagnosis of abdominal pain. Calcifications in the ureter may indicate ureteral stones. Blurred or disappeared psoas muscle shadow indicates retroperitoneal inflammation or bleeding.

5. Real-time ultrasound and CT examination

It plays an important role in the differential diagnosis of liver, gallbladder and pancreatic diseases.

6. Endoscopic examination

It can be used for the differential diagnosis of gastrointestinal diseases, which is often needed in patients with chronic abdominal pain.

7.B-ultrasound examination