Stomach flu (gastroenteritis) is a term referred used to describe a variety of gastrointestinal problems. The most common signs and symptoms of gastroenteritis are nausea, vomiting, diarrhea, and abdominal pain. The most common cause of gastroenteritis in the United States is Norovirus. Other causes of gastroenteritis include Rotavirus, Astrovirus, Adenovirus, and Sapovirus. There are bacterial causes of gastroenteritis such as Salmonella, Shigella, Campylobacter Aeromonas, E. coli, Clostridium, Vibrio, Campylobacter, and Yersinia spp. Parasites that cause gastroenteritis include Giardia, Cryptosporidium, Cyclospora, and Entamoeba. Treatment for gastroenteritis is generally home remedies such as keeping hydrated to prevent dehydration. At times, hospitalization may be necessary if dehydration occurs. Read more: Stomach Flu (Gastroenteritis) Symptoms, Signs Treatment Remedies, Diet Article
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Related Disease Conditions
Stool Color, Changes in Color, Texture, and Form
Stool color changes can very from green, red, maroon, yellow, white, or black. Causes of changes of stool color can range from foods a person eats, medication, diseases or conditions, pregnancy, cancer, or tumors. Stool can also have texture changes such as greasy or floating stools. Stool that has a uncharacteristically foul odor may be caused by infections such as giardiasis or medical conditions.
Food poisoning is common, but can also be life threatening. The symptoms for food poisoning are fever, abdominal pain, headache, diarrhea, nausea and vomiting. Food poisoning has many causes, for example, chemicals (from toxic fish or plants) and bacteria (Staphylococcus aureus or Salmonella). Treatment of food poisoning depends upon the cause.
Diarrhea is a change is the frequency and looseness of bowel movements. Symptoms associated with diarrhea are cramping, abdominal pain, and the sensation of rectal urgency. Causes of diarrhea include viral, bacterial, or parasite infection, gastroenteritis, food poisoning, and drugs. Absorbents and anti-motility medications are used to treat diarrhea.
Why Am I So Bloated and Gassy?
Bloating is a feeling that your abdomen is distended or larger than normal, but it does not necessarily mean that it is. Gas (flatulence) also can be a problem if you are bloated. Common, less serious causes of bloating are eating too fast, too much, or too many fatty foods; swallowing air; pregnancy; and menstruation. Cancer and IBD (ulcerative colitis and Crohn's disease) are examples the more serious causes of bloating. Examples of foods and drinks that cause bloating are high fiber foods if you don't eat them regularly; eventually the bloating and gassiness will resolve if you eat them on a regular basis; fatty greasy foods, dairy products (for example, cheese, ice cream, milk, and yogurt); foods high in salt (for example, processed, frozen, and canned foods), and artificial sweeteners. Some doctors and other health care professionals recommend natural remedies like chamomile or peppermint tea, or pumpkin to relieve bloating. Examples of OTC medicine (medicine available without a prescription) and other products that may relieve bloating and gassiness are, Gas-X, Beano, Pepto Bismol, Metamucil, probiotics, and Ex-Lax for constipation associated with bloating. If you have persistent or severe gas and bloating, and if you have any of these symptoms see a doctor or other healthcare professional, shortness of breath, heart palpitations, chest pain, bloody diarrhea, fever, or if you think you are or may be pregnant.
Dehydration is the excessive loss of body water. There are a number of causes of dehydration including heat exposure, prolonged vigorous exercise, and some diseases of the gastrointestinal tract. Symptoms of dehydration include headache, lightheadedness, constipation, and bad breath. Treatment for dehydration is to replace lost fluids and electrolytes.
Dizziness is a symptom that often applies to a variety of sensations including lightheadedness and vertigo. Causes of dizziness include low blood pressure, heart problems, anemia, dehydration, and other medical conditions. Treatment of dizziness depends on the cause.
E. coli (0157:H7) Infection
There are many types of E. coli (Escherichia coli). E. coli can cause urinary tract and bladder infections, or lead to sepsis. E coli O157:H7 (EHEC) causes bloody diarrhea and colitis. Complications of E. coli infection include hemorrhagic diarrhea, hemolytic-uremic syndrome, and thrombotic thrombocytopenic purpura. Symptoms include severe abdominal pain and bloody diarrhea. E coli O157:H7 commonly is due to eating raw or undercooked hamburger or raw milk or dairy products.
Nausea and Vomiting (Causes, Natural Remedies, Diet, Medication)
Nausea is an uneasiness of the stomach that often precedes vomiting. Nausea and vomiting are not diseases, but they are symptoms of many conditions. There are numerous cases of nausea and vomiting. Some causes may not require medical treatment, for example, motion sickness, and other causes may require medical treatment by a doctor, for example, heart attack, lung infections, bronchitis, and pneumonia. Some causes of nausea and vomiting may be life threatening, for example, heart attack, abdominal obstruction, and cancers. Treatment of nausea and vomiting depends upon the cause.
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Salmonella infection (salmonellosis) is typically caused by the consumption of contaminated foods. Symptoms of salmonellosis include fever, vomiting, diarrhea, and abdominal pain. Salmonellosis typically resolves on its own in four to seven days. It's important to increase one's fluid intake to compensate for the fluid lost by vomiting and/or diarrhea.
Low Potassium (Hypokalemia)
Potassium is an essential electrolyte necessary for cell function. Low potassium (hypokalemia) may be caused by diarrhea, vomiting, ileostomy, colon polyps, laxative use, diuretics, elevated corticosteroid levels, renal artery stenosis, and renal tubular acidosis, or other medications. Symptoms of low potassium include weakness, aches, and cramps of the muscles. Treatment is dependent upon the cause of the low potassium (hypokalemia).
Is the Stomach Flu Contagious?
The stomach flu (gastroenteritis) refers to variety infections that occur in the GI (gastrointestinal tract). The stomach flu is caused by viruses (for example, Norovirus or "Cruise Ship Virus), bacteria (for example, Salmonella and E. coli), parasites (for example, Giardiasis or Giardia lamblia), medications like antibiotics, food allergies, and toxins. Common symptoms of the stomach flu include vomiting, diarrhea, nausea, and abdominal pain. Generally, the stomach flu is treated at home by treating symptoms with home remedies and OTC medication.
IBS-D (Irritable Bowel Syndrome with Diarrhea)
IBS-D or irritable bowel syndrome with diarrhea refers to IBS with diarrhea. Symptoms of IBS-D include intestinal gas (flatulence), loose stools, frequent stools, abdominal pain, diarrhea, and nausea. New non-FDA approved IBS tests may help diagnose IBS and IBS-D. Treatment of IBS-D is geared to toward managing symptoms with diet, medication, and lifestyle changes.
Norovirus infection causes stomach flu, or gastroenteritis. It's a very contagious illness with symptoms that include nausea and vomiting, diarrhea, stomach cramps, fever, headache, chills, and muscle aches. Norovirus infection cannot be treated with antibiotics, so treatment focuses on maintaining proper hydration.
Respiratory Syncytial Virus (RSV)
Respiratory syncytial virus (RSV) is a highly contagious viral infection. Symptoms include fever and nasal congestion and discharge. Treatment focuses on supportive care. This disease has a good prognosis in babies and infants.
Rotavirus is the most common cause of severe diarrhea among infants and children throughout the world. Almost all children have become infected with rotavirus by their third birthday. Repeat infections with different viral strains are possible, and most children have several episodes of rotavirus infection in the first years of life. Children between the ages of six and 24 months are at greatest risk for developing severe disease from rotavirus infection. Rotavirus symptoms include: fever, vomiting, watery diarrhea, and abdominal pain. Rotavirus infection can be associated with severe dehydration in infants and children.
Hemolytic Uremic Syndrome
Hemolytic uremic syndrome (HUS) is a diseases in which blood clots within the capillaries. Causes associated with HUS include: E. coli, birth control pills, pneumonia, medications such as chemotherapy, Ticlid, and quinine. Symptoms of HUS include: gastroenteritis, abdominal cramping, vomiting, and bloody diarrhea. Diagnosis of HUS includes: medical history, physical examination, and medical tests. Treatment includes: rest, fluids, possible hospitalization for blood transfusion or complications due to kidney failure.
Stomach Flu vs. Food Poisoning
The stomach flu (viral gastroenteritis) and food poisoning are not the same infections. However, they do have a few similar symptoms, for example: Nausea Vomiting Diarrhea Fever Abdominal (stomach) pain and cramping. Symptoms and signs of food poisoning show up earlier (2 hours up to a couple of days) in comparison to the stomach flu in which symptoms may take 4 hours up to 48 hours (2 days) before symptoms begin. Medical treatment for the stomach flu and food poisoning generally is not necessary. A bland diet, drinking plenty of fluids, and rest may be the only treatment necessary.
Children's health is focused on the well-being of children from conception through adolescence. There are many aspects of children's health, including growth and development, illnesses, injuries, behavior, mental illness, family health, and community health.
Antibiotic Resistance (Drug Resistance, Antimicrobial Resistance)
Antibiotics are medications used to kill or slow the growth of bacteria and some fungi. The definition of antibiotic resistance is the ability of bacteria to change (mutate) and grow in the presence of a drug (an antibiotic) that would normally slow its growth or kill it. These antibiotic-resistant bacteria and fungi become harder to treat. Antibiotic-resistant infections can lead to longer hospital stays, higher treatment costs, and more deaths.
Travelers' diarrhea is generally contracted by eating contaminated food or drinking contaminated water. Food is the primary source of travelers' diarrhea. Enterotoxigenic E. coli is the cause of up to 70% of all cases of travelers' diarrhea. There are five unique classes of E. coli that causes gastroenteritis. Other bacteria responsible for travelers' diarrhea include Campylobacter, jejuni, shigella, and salmonella. Viruses such as rotavirus and Norwalk virus (norovirus) and giardia lamblia a parasite may cause travelers' diarrhea. Prevention is careful eating and drinking of water.
Are You Too Sick to Work?
When you're not feeling well, it may be difficult to decide whether to stay home or go to school or work. Conditions that are very painful may prevent you from working effectively. Anyone with nausea, vomiting, diarrhea, fever, or dizziness should stay home.
Travelers should prepare for their trip by visiting their physician to get the proper vaccinations and obtain the necessary medication if they have a medical condition or chronic disease. Diseases that travelers may pick up from contaminated water or food, insect or animal bites, or from other people include: malaria, meningococcal meningitis, yellow fever, hepatitis A, typhoid fever, polio, and cholera.
Is Norovirus Contagious?
Noroviruses cause food poisoning symptoms in infected individuals. Norovirus is transmitted via direct and indirect contact. Infections typically resolve in 24-72 hours. Symptoms of norovirus include diarrhea, nausea, vomiting, stomach pain, fever, headache, and body aches.
Reye's syndrome (RS or Reye syndrome) is a sudden, sometimes fatal, disease of the brain with degeneration of the liver. Reye syndrome is associated with giving children medications containing aspirin. Symptoms include vomiting, listlessness, irritability or combativeness, confusion, delirium, delusions, convulsions, and loss of consciousness. Treatment depends on early diagnosis and focuses on protecting the brain against irreversible damage by reducing brain swelling, reversing the metabolic injury, preventing complications in the lungs, and anticipating cardiac arrest.
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