Nausea
Definition:
Nausea is an uneasy or ill feeling of the stomach, usually with an urge to vomit. Nausea is a common symptom that can be caused by a variety of conditions and medications.
Symptoms:
The uneasy feeling associated with nausea is usually not a serious sign. The following are situations when nausea may be a sign of a serious condition:
- When nausea accompanies vomiting that lasts for more than 24 hours
- Patient suspects poisoning
- Severe abdominal pain
- Headache and stiff neck
- Dehydration – dry mouth, infrequent or dark urination
- When nausea symptoms last longer than one month
- Unexplained weight loss accompanies nausea symptoms
Exams/Testing:
Nausea can be a sign of several conditions or side effects. Your doctor may check you for a variety of conditions depending on the severity, length, and other symptoms accompanying your feeling of nausea.
Outlook/Prognosis:
Symptoms of nausea usually subside or can be treated with certain over-the-counter or prescription medications.
Causes:
The following conditions may cause nausea:
- Chemotherapy
- Gastroparesis
- General anesthesia
- Migraine
- Motion sickness
- Viral gastroenteritis
- Addison’s disease
- Alcoholic hepatitis
- Anaphylaxis
- Anorexia nervosa
- Appendicitis
- Benign paroxysmal positional vertigo (BPPV)
- Brain AVM (arteriovenous malformation)
- Brain hemorrhage
- Brain infarction
- Brain tumor
- Bulimia nervosa
- Congenital adrenal hyperplasia
- Crohn’s disease
- Cyclic vomiting syndrome
- Depression
- Diabetic ketoacidosis
- Dizziness
- Middle ear infection
- Food poisoning
- Gallstones
- Generalized anxiety disorder
- GERD
- Social anxiety disorder
- Head injury
- Heart attack
- Heart failure
- Hirschsprung’s disease
- Hydrocephalus
- Hyperparathyroidism
- Hyperthyroidism
- Hypothyroidism
- Intestinal ischemia
- Intestinal obstruction
- Intracranial hematoma
- Intussusception
- Irritable bowel syndrome
- Kidney failure
- Liver cancer
- Liver failure
- Meniere’s disease
- Meningitis
- Milk allergy
- Non-ulcer stomach pain
- Pancreatic Cancer
- Pancreatitis
- Peptic ulcer
- Porphyria
- Pseudotumor cerebri
- Pyloric stenosis
- Radiation therapy
- Retroperitoneal fibrosis
- Stomach obstruction
- Strep throat
- Temporal lobe seizure
- Traumatic brain injury
Causes (specific drugs):
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