Blumberg Sign: What is it? Procedure, Clinical Significance and Indications

It is the fast and painful decompression of the abdomen; it has excellent efficiency in revealing peritoneal irritation.

The Blumberg sign, also known as rebound sensitivity, is a clinical sign that occurs during the physical examination of a patient’s abdomen by a doctor or other health care provider.

It indicates peritonitis and refers to pain by removing pressure instead of applying pressure to the abdomen.

The sign of Blumberg was named after the individual who discovered it, Jacob Moritz Blumberg.

Blumberg was a Judeo-German surgeon and gynecologist who practiced during the late nineteenth and early twentieth centuries.


To verify this sign, a medical examiner presses the patient’s abdomen.

If the patient feels pain when the pressure is removed, there is a good chance that he will suffer from peritonitis.


Many doctors still use the Blumberg sign to check for peritonitis during their initial diagnosis.

The peritoneum is the membrane that lines the cavities and the pelvic and abdominal organs.

Peritonitis occurs when this membrane is damaged or inflamed. Other symptoms of this may include swelling, nausea, diarrhea, and fever.

Pressing down a patient’s abdomen is usually the first thing a doctor will do when checking the Blumberg sign.

Then, it will quickly release the area, which will allow it to return to its place. If the patient feels a sharp pain when the depressing part is released, he has tested positive for the Blumberg sign.

It may not always be easy to detect if a patient feels pain during this test.

While some patients may tell a doctor if it hurts, others, such as babies, may not.

Usually, doctors are taught to look at a person’s face during this test.

If a person does not shudder, most likely, he will not feel any pain. On the other hand, if your face contorts with pain, the doctor will usually assume that you are experiencing pain.

After a patient tests positive for the Blumberg sign, the doctor will usually use another type of test to confirm their diagnosis.

A series of diagnostic tests will be carried out to confirm the suspicion.

Some of these tests are complete blood count, urinalysis, amylase/lipase test, blood urea nitrogen, liver function test, x-ray, and ultrasound.

The treatment of rebound sensitivity involves curing the disease responsible for its appearance. This medical treatment may or may not involve surgery.

If you are hemodynamically unstable, you may have to undergo a blood transfusion.

Following a healthy diet and leading a physically active life will help speed up the treatment.

Early treatment of peritonitis is essential.

If left untreated, this condition can sometimes be fatal. The first course of action is usually the taking of antibiotics.

In some cases, surgical removal of infected tissue may be necessary. Any other underlying abdominal problem, such as appendicitis, should also be treated.

Clinical significance

It represents the aggravation of the parietal layer of the peritoneum when stretching or moving.

The positive sign of Blumberg or rebound sensitivity is indicative of peritonitis that can occur in diseases such as appendicitis and can occur in ulcerative colitis with sensitivity to recover in the right lower quadrant.

This method is especially useful in diagnosing appendicitis that requires urgent management.

However, in recent years the value of rebound sensitivity has been questioned, as it may not add any diagnostic value beyond the observation that the patient has intense sharpness.

Other health professionals have supported the use of the sign.


Certain medical conditions may be the possible reasons behind the sensitivity to rebound, both in children and adults.


The peritoneum is the tissue layer of the cells lining the inner wall of the abdomen and pelvis. The condition of the inflamed peritoneum is called peritonitis.

Microbial infection can cause trauma, bleeding, or diseases like systemic lupus erythematosus, familial Mediterranean fever, and porphyria.


A small extension is similar to a worm in the first part of the large intestine. It’s called an appendix.

The inflammation of the appendix is ​​known as appendicitis. Appendicitis refers mainly to infection of the appendix wall by the causative bacteria.

Appendicitis can progress and produce a pocket of pus or abscess and peritonitis.


There are small bowel movements along the wall of the large intestine. They are known as diverticula.

Its inflammation is medically named diverticulitis—the chances of one being affected increase with age.

This is probably due to the weakening of the large intestine walls that allow the formation of diverticula.


The pancreas is a porous, tubular structure that is 6 inches long. It is located in the back of the abdomen.

It produces pancreatic juices and hormones such as insulin. Pancreatic juices contain many enzymes necessary for the digestion of food in the small intestine.

Sometimes, the pancreas can become infected with bacteria. The condition of the inflamed pancreas is called pancreatitis.


Gastritis is mainly inflammation of the lining of the stomach.

However, the term ” gastritis ” is often used to cover many problems that result from inflammation of the lining of the stomach.

The gastritis symptoms are a burning sensation and several other discomforts in the upper part of the abdomen. It is a chronic condition that is often associated with peptic ulcers.

Sickle cell crisis:

Sickle cell crisis is a medical condition marked by a hemolytic crisis or a vaso-occlusive crisis.

The hemolytic crisis results from the rapid destruction of large numbers of red blood cells.

The rate of destruction is much faster than the rate of production of red blood cells by the body.

Some of its symptoms are severe pain, anemia, chest pain, jaundice, and abdominal pain.