Nausea
Nausea is an irritating feeling in the stomach and upper abdomen with the desire to vomit. Nausea is not a disease in itself, but a symptom of many diseases and causes, some of them accidental and simple, and some may be dangerous. Physiology A person feels nauseous when stimulating nerve endings in the stomach or other parts of the body, which in turn sends a message to the center that controls vomiting in the brain. When stimulation of these nerve endings becomes greater, vomiting occurs.
Not only are the nerve endings in the stomach stimulating the center responsible for vomiting in the brain, but other nerve endings in the body. For example, when one feels strong pain anywhere in the body, it stimulates the vomiting center in the brain. This is because the mechanism of nausea / vomiting is part of the Involuntary autonomic nervous system (Nervous System), and strong emotions can induce nausea. Not all causes of nausea are physical. Mental disorders can cause nausea.
Symptoms of nausea
There is no doubt that every person who has passed through his life with the desire to vomit or feel nauseous, is undoubtedly a frequent and widespread show. The feeling of nausea can continue for a short time and can be prolonged. The cause of nausea can be caused by the brain, or by a defect in part of the gastrointestinal tract; it may be caused by the esophagus, stomach, intestine, liver, pancreas, or gallbladder. The cause of nausea can also be due to an out-of-digestive disorder, so prolonged nausea may be diagnosed as not easy. It may not be easy for a person to describe nausea, and the symptoms that may accompany him are usually painless, but at the same time disturbing. Essentially, the main symptom of nausea is an irritating sensation in the upper abdomen, stomach, and throat. This may be the only symptom and may be accompanied by the following symptoms:
Causes of nausea
There are many reasons to induce nausea, and to diagnose and know why you feel nauseous. There are many things to consider, including knowing the time when the patient feels vomiting, the time that the patient is feeling, the accompanying symptoms, and many other things. Causes of nausea include:
- Some of these drugs are chemotherapy, anesthetics, irradiation with radioactive iodine (used in the treatment of cancers and increased thyroid secretion), some antibiotics and aspirin, and the intake of vitamins and certain mineral supplements, such as iron, In some people it may cause nausea as a side effect.
- Gastroenteritis or gastroenteritis due to bacterial or viral infection.
- Food Poisoning The toxins produced by bacteria stimulate nausea.
- Gallstones or gallbladder inflammation.
- Ulcer or gastric ulcer.
- Gastroesophageal reflux.
- Sensitivity of certain foods.
- Migraines.
- pancreatitis.
- Pregnancy, a common symptom in pregnancy especially in the early stages of pregnancy.
- Imbalance; and includes several balance imbalances, including motion sickness, and vertigo.
- Psychological causes, including depression, anxiety, and eating disorders such as nervous anorexia or anorexia nervosa.
- Diabetic Ketoacidosis.
- Bowel obstruction.
- Appendicitis.
- Lever Inflammation.
- Gallstones in bile ducts.
- Periodic vomiting syndrome.
- Gastric paralysis; It disrupts the muscles of the stomach from work.
- Myocardial infarction or heart disease.
- Internal otitis.
- Brain tumor, brain abscess, bleeding, or hydrocephalus.
- Nausea after surgery due to narcotic drugs.
- Severe pain caused by any cause.
- Alcohol consumption.
- Lack of sleep and lack of adequate hours of rest.
Significant accompanying symptoms
Nausea may be accompanied by significant signs of illness that may indicate that the cause of nausea is serious and requires urgent medical attention, including:
- pain in chest.
- Cataracts in vision and dizziness.
- Feeling tired overall.
- Paleness and coldness of limbs.
- High heat and hardening of the neck.
- If nausea leads to vomit accompanied by fecal matter, fecal odor, or blood, or accompanied by a substance of green color.
- Severe cramping pain in the abdomen.
Treatment of nausea
Because there are many reasons for nausea, it is necessary to visit the doctor if the person does not know the cause of nausea, or if it continues for long periods, as nausea has many causes, each disease is treated separately and with different medicines and methods. But as a first step to treat nausea, the patient should remain calm and not worried, especially if the nausea is not accompanied by other symptoms; it may be as simple as the lack of access to the body enough hours of rest and sleep, the treatment here to take a rest and sleep. Another important thing is that the person keeps his body fluids by drinking enough fluids, such as juices and water. A person with nausea should also have a nice stomach food, such as foods that are easily digested, and avoid heavy foods on the stomach, such as foods high in fat and hot foods. If the cause of the nausea is motion sickness and the patient plans to go on a trip, he can take a medication that can calm the stomach, and these drugs can be taken without over-the-counter, such as the drug Dimenhydrinate ), An antihistamine, or mycellin (Meclizine).
If a person is planning a longer trip, a prescription for trans-dermal patches may be needed to inject a drug such as scopolamine. Antioxidants and nausea:
- Cyclizine.
- Domperidone.