- Food poisoning
Food poisoning can cause abdominal pain, diarrhea, nausea, vomiting, fever, chills, and weakness.
- Gastritis
Gastritis is an inflammation of the stomach lining, causes stomach upset, irritation, and pain.
- Panic attack
When someone has a panic attack, that person feels a sudden, intense fear that can't be controlled.
- Peptic ulcer
Peptic ulcers, sores in the lining of the stomach or upper intestine, cause abdominal pain, gas, and more.
- Constipation (child)
Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more.
- Constipation (adult)
Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more.
- Gastroenteritis
Gastroenteritis is inflammation of the stomach and intestine that causes diarrhea and vomiting.
- Generalized anxiety disorder
Generalized anxiety disorder is a condition in which a person has nearly constant anxiety.
- Contact dermatitis
Contact dermatitis is a rash on the skin that can be itchy, painful, tender swollen and even blistered.
- Lice
Head lice are tiny visible insects that infest the hair and scalp causing itchiness and bumps in that area.
- Eczema (child)
Eczema is a common cause of skin rashes in children, causing redness, bumps, swelling, itchiness, and more.
- Actinic keratosis
Actinic keratosis is scaly or crusty bumps that appear on areas of skin that get a lot of sun exposure
- Barrett esophagus
Barrett's esophagus occurs when the lining of the esophagus is damaged, usually by acid reflux.
- Pyloric stenosis
Pyloric stenosis, a condition that affects infants, causes vomiting after eating, constant hunger, and more.
- Motion sickness
Motion sickness is a feeling of queasiness or nausea caused by moving in a car, bus, boat, or plane.
- Intestinal Ileus
Intestinal ileus is a condition of the intestinal muscles causing cramps and bloating, vomiting, gas, and more.
- Swallowed object
Symptoms of swallowing an object include coughing, choking, vomiting, throat pain, breathing trouble, and more.
- Botulinum toxin (Botox) injection
Botulinum toxin side effects may include pain and tenderness at the injection site, headache, nausea and more.
- Erythema migrans
Erythema migrans is the name for the bull's-eye rash that occurs with Lyme disease.
- Carbon monoxide poisoning
Carbon monoxide poisoning can be fatal, symptoms include headache, dizziness, nausea, and vomiting.
- Chronic kidney disease
Chronic kidney disease is a condition of the kidneys that can cause high blood pressure, fatigue, and weakness.
- Acute kidney failure
Acute kidney failure is sudden and can cause swelling, frequent dark urination, fatigue, nausea and more.
- Pancreatic cancer
Pancreatic cancer is typically asymptomatic until the cancer has advanced, making treatment difficult.
- Drug allergy
A drug allergy is an allergic reaction to a medication and can cause a rapid heartbeat and difficulty breathing.
- Drug dependence and abuse
Symptoms of drug dependence and abuse include bloodshot eyes, frequent nosebleeds, drowsiness, and more.
- Esophagitis
Esophagitis, an inflammation of the lining of the esophagus, causes chest pain, nausea, and more.
- Labyrinthitis
Labyrinthitis, an infection and swelling in the inner ear, and may cause vertigo or hearing loss.
- Narcotic abuse
Narcotic abuse can cause fatigue, shallow breathing, anxiety, euphoria, vomiting, confusion, and constipation.
- Giardiasis
Giardiasis is an infection of the small intestine causing diarrhea, gas, bloating, nausea and stomach cramps.
- Helicobacter pylori infection
Helicobacter, bacteria in the digestive tract, causes peptic ulcers and their associated pain and burning.
- Iron poisoning
Iron poisoning causes abdominal pain, vomiting, diarrhea, lethargy, and dehydration.
- Low blood sugar (hypoglycemia)
Low blood sugar, or low glucose levels, causes shakiness, anxiety, clammy skin, irritability, hunger, and more.
- Phlebitis
Phlebitis means inflammation of the veins, and can cause redness, itching, irritation, pain, and swelling.
- Pilonidal cyst
A pilonidal cyst forms under the skin at the tailbone, and usually contains skin debris and hair.
- Polycystic kidney disease
Polycystic kidney disease can cause abdominal pain, headaches, and pain in the sides and back.
- Porphyria
Porphyria is a condition that can affect the nerves and skin, making the skin extremely sensitive to sunlight.
- Sickle cell disease
Sickle cell disease symptoms include repeated infections, yellow skin, fatigue, dizziness, pain, and more.
- Diabetic ketoacidosis
Symptoms of diabetic ketoacidosis include dry mouth, excessive thirst and urination, and more.
- Drug overdose
A drug overdose can be fatal and causes sleepiness, confusion, coma, vomiting, and other symptoms.
- Folliculitis
Folliculitis, an infection of one or more hair follicles, causes a tender, red patch of skin and blisters.
- Pityriasis rosea
Pityriasis rosea is a rash causing pink, reddish, or purplish oval patches on the chest, belly, arms, and legs.
- Poison ivy, oak, and sumac
The toxin found in poison ivy, oak, and sumac causes an itchy, allergic rash with raised welts and blisters.
- Ringworm (scalp or face)
Ringworm is a fungal infection and causes itching and characteristic ring-shaped sores on the skin or scalp.
- Stroke
A stroke occurs when blood and oxygen to the brain are cut off, and causes numbness, confusion, and more.
- Glaucoma
Glaucoma is a group of eye conditions in which fluid builds up in your eye causing gradual vision loss.
- Heat exhaustion
Heat exhaustion causes intense thirst, heavy sweating, pale, cool, and moist skin, muscle cramps, and more.
- Gallstones
A gallstone attack occurs when a stone blocks the bile duct, causes right upper abdominal pain and cramping.
- Chickenpox (varicella)
Chickenpox is an illness that causes a red, itchy rash, fever, headache, sore throat, and body aches.
- Hepatitis A
Hepatitis A is an inflammation of the liver. Symptoms include fever, fatigue, yellowing of the skin, and more.
- Hepatitis B
Hepatitis B is an inflammation of the liver that may cause fever, fatigue, dark urine, jaundice, and more.
- Intestinal obstruction
Intestinal obstruction is when the intestine is blocked and causes pain, swelling, nausea, diarrhea, and more.
- Intracranial hematoma
An intracranial hematoma occurs after a head injury and causes headache, drowsiness, confusion, and more.
- Lactose intolerance
Lactose intolerance, or the inability to digest lactose, leads to gas, bloating, and other symptoms.
- Lyme disease
Lyme disease is a bacterial infection spread through tick bites; symptoms include rash, fever chills, and more.
- Eczema (infants)
Eczema is a common cause of skin rashes in infants, causing redness, bumps, swelling, itchiness, and more.
- Mumps
Mumps is a contagious viral disease that causes painful swelling of the glands that produce saliva.
- Allergic reaction
Allergic reaction causes sneezing, runny nose and hives and can lead to anaphylaxis, a whole body reaction.
- Hyperparathyroidism
Hyperthyroidism causes weight loss, shakiness, tiredness, sensitivity to heat, insomnia, and more.
- Brown recluse spider bite
A brown recluse spider bite causes pain, redness, an open sore, nausea, muscle pain and fever.
- Tick bite
A tick-related illness may cause a rash that expands out from the site of the bite, fever, chills, and more.
- Henoch-schonlein purpura
Henoch-Sch�nlein purpura is a condition that causes a purple bruise-like rash on the legs and buttocks.
- Toxic shock syndrome
Toxic shock syndrome is a serious bacterial infection and causes fever, low blood pressure, a rash, and more.
- Lead poisoning
Lead poisoning causes sudden pain on either side of the lower back, urinary issues, nausea, fever, and chills.
- Small intestine cancer
Small intestine cancer is rare and often has no symptoms, but can cause symptoms in its advanced stages.
- CREST syndrome
CREST syndrome is a rare autoimmune disease that causes tissues to harden throughout the body.
- Mesenteric lymphadenitis
Mesenteric lymphadenitis is an inflammation of abdominal lymph nodes causing pain, diarrhea, fever, and more.
- Kawasaki disease
Kawasaki disease is an uncommon inflammation of the blood vessels; the most common symptom is fever.
- Measles
Measles is a highly contagious viral infection and causes a fever, cough, a rash, sore throat, and more.
- Hypothyroidism (infant and child)
Hypothyroidism in children can cause delayed growth, weight gain, a puffy face, a large tongue, and more.
- Brain aneurysm
A brain aneurysm is a weak spot in a blood vessel in the brain that balloons and fills with blood.
- Hypopituitarism
Hypopituitarism is a rare disorder of the pituitary glands, which can cause many different symptoms.
- Ricin poisoning
Ricin is a dangerous poison in castor beans, and causes trouble breathing, nausea, fever and sweating.
- Stomach cancer
Early stomach cancer may cause commonly misdiagnosed symptoms such as indigestion, nausea, and poor appetite.
- Brain tumor
Primary brain tumors are often benign but can cause seizures, ongoing headaches, or loss of coordination.
- Brain infection
A brain infection is inflammation of the brain or spinal cord and can cause nausea, fever, seizures and more.
- Budd-Chiari syndrome
Budd-Chiari syndrome is a rare liver condition, symptoms include pain, swelling, and vomiting blood.
