What is the reason for the pain in the middle right side of the back

What are the causes of pain in the middle right side of the back? Everyone should pay attention to it, because if it is caused by a disease, it will cause great harm to our health, such as ankylosing spondylitis, appendicitis, cholecystitis, etc. These diseases are more common in life, and many of these basic ones will show symptoms of back pain.

1. Abdominal aortic aneurysm

Life-threatening abdominal aortic aneurysm first causes lower back pain or dull abdominal pain, but generally manifests as persistent upper abdominal pain, and a pulsating mass can be felt in the upper abdomen. The pulsation disappears after rupture. Abdominal aortic aneurysm can also cause subcutaneous livedo in the waist, disappearance of the femoral artery and dorsalis pedis artery, lower blood pressure in the lower limbs than in the upper limbs, tense abdominal muscles, and mild to moderate palpation. If the blood loss is severe, there may be signs of physical weakness such as cold, clammy, and cyanotic skin.

2. Ankylosing spondylitis

Ankylosing spondylitis is a chronic, progressive disease that causes pain in the sacroiliac region that radiates along the spine. The pain is aggravated by compression of the pelvis. The pain is often worse in the morning or after a period of activity and is not relieved by rest. The inability of the lumbar spine to flex forward is also a characteristic. The disorder causes local tenderness, fatigue, fever, anorexia, weight loss, and occasionally iritis.

3. Appendicitis

Appendicitis is a life-threatening disease that causes pain that is vague in the upper abdomen or dull pain that moves to McBurney's point in the right lower abdomen. Inflammation of the retrocecal coccyx, pain can radiate to the back. The pain metastasis is preceded by anorexia, nausea and associated fever, occasional vomiting, abdominal tenderness especially at McBurney's points, and rebound tenderness. Some patients experience urinary urgency.

4. Cholecystitis

Cholecystitis causes severe upper abdominal pain that may radiate to the right shoulder, chest, or back. The pain may occur suddenly or gradually worsen over several hours. Many patients have a history of pain after eating a high-fat meal, and symptoms and signs associated with the pain include anorexia, fever, nausea, vomiting, upper abdominal tenderness, abdominal muscle tension, pallor, and sweating.