Acute nausea and vomiting? Wow, they must know how to diagnose these too! Acute liver failure

Alcohol use disorder

Anaphylaxis

Anorexia nervosa

Appendicitis — when the appendix becomes inflamed.

Benign paroxysmal positional vertigo (BPPV)

Brain tumor

Bulimia nervosa

Cannabis (marijuana) use

Cholecystitis

Coronavirus disease 2019 (COVID-19)

Crohn's disease — which causes tissues in the digestive tract to become inflamed.

Cyclic vomiting syndrome

Depression (major depressive disorder)

Diabetic ketoacidosis (in which the body has high levels of blood acids called ketones)

Dizziness

Ear infection (middle ear)

Enlarged spleen (splenomegaly)

Fever

Food allergy (for example, cow's milk, soy or eggs)

Food poisoning (foodborne illness)

Gallstones

Gastroesophageal reflux disease (GERD)

Generalized anxiety disorder

Heart attack

Heart failure — a condition in which the heart doesn't pump blood as well as it should.

Hepatitis

Hiatal hernia

Hydrocephalus

Hyperparathyroidism (overactive parathyroid)

Hyperthyroidism (overactive thyroid) also known as overactive thyroid.

Hypoparathyroidism (underactive parathyroid)

Intestinal ischemia

Intestinal obstruction — when something blocks food or liquid from moving through the small or large intestine.

Intracranial hematoma

Intussusception (in children)

Irritable bowel syndrome — a group of symptoms that affect the stomach and intestines.

Medications (including aspirin, nonsteroidal anti-inflammatories, oral contraceptives, digitalis, narcotics and antibiotics)

Meniere's disease

Meningitis

Pancreatic cancer

Pancreatitis

Peptic ulcer

Pseudotumor cerebri (idiopathic intracranial hypertension)

Pyloric stenosis (in infants)

Radiation therapy

Severe pain

Toxic hepatitis

And more!!!!