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Yellow Vomit, What Can it Be? – Causes and Risks

Yellow Vomit, What Can it Be? – Causes and Risks

Yellow vomit, for the most part, indicates the expulsion of bile, or bile juice, which was produced by the liver and transferred to the empty stomach. But it can also be a consequence of ingestion of yellow liquids or foods, indicate the presence of phlegm or be confused with a process of vomiting, when pus is eliminated through the glottis.

Yellow Vomit
Yellow Vomit

Why do people vomit?

The act of vomiting means, literally, to expel the contents of the stomach through the mouth. It is one of the ways our body eliminates from our bodies substances, bacteria, viruses and parasites that are not doing well, as well as an indication of health problems and gastric diseases.



Regardless of its color, the main causes of vomiting are:

  • Food allergy;
  • Anxiety;
  • Extreme pain (as in cases of appendicitis and intestinal obstruction, for example);
  • Gastric infection caused by viruses, bacteria or parasites;
  • Intestinal infection;
  • Food poisoning;
  • Alcohol intoxication;
  • Pregnancy;
  • Drug reaction;
  • Reflux


Main causes of yellow vomit

When a person vomits, all other signs should be observed and considered. The color of the vomit, for example, is an important indication of the possible causes of the problem and also the degree of seriousness of the problem. In general, the main causes of yellow vomit are:

  • Bile;
  • Ingestion of yellow food or drink;
  • Yellow liquids present in the stomach;
  • Presence of catarrh;
  • Vomiting Expectoration: pus from lung infections that goes out in the cough and is confused with vomiting.

Ingestion of naturally yellow or artificially colored foods or beverages may justify the color of yellowish vomit from any of the causes of vomiting. As with too much food intake of other colors, it can result in vomiting of other colors. However, in case of yellow vomit, bile should never be discarded.



Bile, or bile juice, is the liquid produced by the liver that helps in the digestion of fats and absorption of nutrients from our body. In cases of repeated vomiting, especially, the bile can pass into the stomach, when it is empty and is expelled in another vomit usually leaving with a yellowish appearance. Bile is not always yellow, in some cases it may also look greenish, giving the impression of a green vomit. This can vary from person to person.



In addition, the yellow appearance of vomiting may also be related to the presence of swallowed respiratory secretions (phlegm). Vomiting with phlegm when it is not frequent and does not accompany fever is considered a way to eliminate foreign bodies that are irritating the respiratory system.



The vomiting with pus is considered something more rare. In fact, it is vomiting expectoration, a pus elimination through the glottis that is mistaken for yellow vomit. Usually this process, which is not considered common, happens due to a pulmonary abscess.

Causes of Yellow Vomit
Causes of Yellow Vomit


Yellow vomiting and diarrhea:

In cases of yellow vomiting and diarrhea, it is very likely to be a symptom of intestinal infection or food infection. However, as in any other case, it is necessary to evaluate all the symptoms and to seek a doctor for the correct diagnosis and to avoid unfolding of the vomit and diarrhea, that can cause dehydration and cause fainting.



Is vomiting bile dangerous?

Not always. Regurgitation of bile is considered a major cause of yellow vomiting. It can arise, appear, for example, when for some reason we vomit on an empty stomach, which is the case of yellow vomit in the morning. In addition to the typical coloration, the expulsion of bile may also be accompanied by abdominal pain, burning and hoarseness.



When it happens only once, vomiting bile is not considered dangerous. But if yellow vomiting is followed and not stopped, you must seek a doctor.



Can yellow vomit be pregnancy?

Yes. The hormonal changes caused by pregnancy can cause nausea and, consequently, vomiting. If the woman is on an empty stomach or fed or drank yellow ingredients, the yellow gulf may be considered a pregnancy symptom. What does not rule out other colors of vomiting as a sign of pregnancy.



In any case, vomiting does not confirm pregnancy. For this, one must be aware of the other symptoms of pregnancy, take the test and seek a doctor.



Yellow vomiting in pregnancy:

It is common for some women to feel nauseous and nauseous, especially in the first months of pregnancy, this is called emesis gravidarum. However, frequent vomiting, yellow or other color, deserves attention, especially when it happens after each meal. This may be a sign of hyperemesis gravidarum, vomiting in pregnancy at a frequency above the medical.



Women who are pregnant with twins and with higher levels of HCH are more likely to suffer from hyperemesis gravidarum. Studies also indicate that pregnant women who suffer from psychological problems such as depression or unwanted pregnancy also have a greater tendency to suffer from frequent vomiting in pregnancy.



This condition affects about 1.5% of pregnant women and deserves medical attention to avoid the risk of dehydration and malnutrition in both the mother and the developing baby.



Yellow vomit with blood:

Vomiting with blood is a condition known as hematemesis and is called the expulsion of substances with blood from the digestive tract or stomach, and this vomit may be yellow or not. Peptic ulcers, problems in the esophagus, gastritis, tumors and blood clotting problems are the most known causes of yellow vomiting with blood.



Main causes of yellow vomit with blood:

  • Gastritis;
  • Blood clotting problems;
  • Problems in the esophagus;
  • Tumors;
  • Peptic ulcers.

If you have identified vomiting with blood, you should seek medical advice to find out the exact cause and receive treatment for vomiting with blood.



This article is for informational purposes only, at umCOMO we are not able to prescribe any medical treatment or make any kind of diagnosis. We invite you to call a doctor if you experience any type of condition or malaise.

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