Symptoms and Signs: Nausea Topic Guide

The blue-ringed octopus bite is a medical emergency. Blue-ringed octopus are not aggressive marine animals; however, when it bites it has a deadly venom. If you are bitten by a blue-ringed octopus it is a medical emergency. Symptoms include pain, bleeding, numbness, nausea, vomiting, changes in vision, and difficulty breathing. If medical care is not provided, the patient will likely go into respiratory failure, which leads to cardiac arrest and death.

Conjoined twins (Siamese twins) are identical twins joined and develop when an early embryo only partially separates to form two individuals. Although two fetuses will develop from this embryo, they will remain physically connected — most often at the chest, abdomen or pelvis. Conjoined twins are a rare phenomenon, that represent about 1% of births of identical twins. Most conjoined twins are female. About 40% to 60% of conjoined twins are stillborn.

Gastroenteritis (stomach flu) is most commonly caused by viruses and bacteria like Norovirus, rotavirus, adenovirus, parvovirus, and Astrovirus. Bacteria causing gastroenteritis include Staphylococcus aureus, E. coli, salmonella, shigella, Campylobacter, and C. difficile. Other causes may be due to chemical toxins. The stomach flu is contagious because it caused by bacteria, viruses, or fungi. You get the stomach flu from contaminated food and drinks from poor hygiene (not washing your hands after using the toilet). Common symptoms of the stomach flu are; mild to moderate diarrhea, abdominal cramping, abdominal bloating,and low grade fever. Home remedies to treat the stomach flu include rest and hydration to avoid dehydration. Over-the-counter or prescription medicine may be necessary to treat the signs and symptoms of the stomach flu (gastroenteritis). The stomach flu can be prevented by using proper hygiene when using the bathroom.

Nausea and vomiting are serious side effects of cancer therapy. It is important that nausea and vomiting are controlled so that the patient can continue treatment and have a better quality of life. Different types of nausea and vomiting are caused by chemotherapy, radiation therapy, and other conditions.

Acetaminophen (Tylenol) poisoning or overdose, is caused primarily by damage to the liver. Symptoms of acetaminophen (Tylenol) poisoning include nausea, vomiting, abdominal pain, poor appetite, and not feel well. Treatment for acetaminophen (Tylenol) poisoning include gastric lavage, NAC, or activated charcoal.

Vomiting and nausea are common complaints that accompany many conditions and diseases. A few common causes of vomiting and nausea include food poisoning, viruses, vertigo, head injuries, gallbladder disease, appendicitis, migraine, brain tumors, and infections. Treatment of vomiting and nausea depend on the cause of the symptoms.

Weeverfish (weever fish) are the most venous fish found in the North Sea, European coastal areas, the Black Sea, Mediterranean Sea, and Eastern Atlantic Ocean. Symptoms and signs of a weeverfish sting may include fever, chills, seizures, fainting, nausea, low blood pressure, cardiac arrhythmia, headaches, sweating, and difficulty breathing.

Lots of types of cancers can cause nausea and vomiting, like any tumors that affect the digestive tract such as stomach, esophageal and colon cancer. Brain cancer that encroaches on areas of the neural anatomy responsible for regulating digestion or other cancers in the abdomen that can metastasize to or press on the GI tract may cause nausea as well. Treatments for cancer may also cause gastrointestinal side effects, independent of the type of cancer.