- Lice
Head lice are tiny visible insects that infest the hair and scalp causing itchiness and bumps in that area.
- Contact dermatitis
Contact dermatitis is a rash on the skin that can be itchy, painful, tender swollen and even blistered.
- Food poisoning
Food poisoning can cause abdominal pain, diarrhea, nausea, vomiting, fever, chills, and weakness.
- Irritable bowel syndrome
Irritable bowel syndrome is a common condition that causes painful spasms and cramping in the large intestine.
- Traveler's diarrhea
Traveler's diarrhea causes watery diarrhea and cramps, sometimes with a low-grade fever.
- Gastroenteritis
Gastroenteritis is inflammation of the stomach and intestine that causes diarrhea and vomiting.
- Viral gastroenteritis
Gastroenteritis (stomach flu) is a viral condition that causes diarrhea and vomiting.
- Medication reaction or side-effect
Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more.
- Poison ivy, oak, and sumac
The toxin found in poison ivy, oak, and sumac causes an itchy, allergic rash with raised welts and blisters.
- Campylobacter
Campylobacter is an intestinal infection causing abdominal pain and cramping, nausea, diarrhea, and vomiting.
- Antibiotic use
Antibiotics can cause stomach pain, diarrhea, nausea, vomiting, itching, rashes and dizziness.
- 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
- Allergic reaction
Allergic reaction causes sneezing, runny nose and hives and can lead to anaphylaxis, a whole body reaction.
- Lactose intolerance
Lactose intolerance, or the inability to digest lactose, leads to gas, bloating, and other symptoms.
- Drug overdose
A drug overdose can be fatal and causes sleepiness, confusion, coma, vomiting, and other symptoms.
- Inflammatory bowel disease
Inflammatory bowel disease causes swelling and symptoms such as cramping, chronic diarrhea, and bleeding.
- Iron poisoning
Iron poisoning causes abdominal pain, vomiting, diarrhea, lethargy, and dehydration.
- 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.
- Giardiasis
Giardiasis is an infection of the small intestine causing diarrhea, gas, bloating, nausea and stomach cramps.
- Hyperthyroidism
Hyperparathyroidism can cause fatigue and weakness, increased thirst, impaired thinking, and bone fractures.
- Sickle cell disease
Sickle cell disease symptoms include repeated infections, yellow skin, fatigue, dizziness, pain, and more.
- 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.
- Ulcerative colitis
Ulcerative colitis causes swelling in the large intestine and can lead to cramping, diarrhea, and more.
- Lyme disease
Lyme disease is a bacterial infection spread through tick bites; symptoms include rash, fever chills, and more.
- Ringworm (scalp or face)
Ringworm is a fungal infection and causes itching and characteristic ring-shaped sores on the skin or scalp.
- Rotavirus
Rotavirus is an inflammation of the stomach and intestines leading to diarrhea and vomiting.
- Salmonella
Salmonella are a type of bacteria that can infect the body and cause diarrhea, cramps, and fever.
- Shigellosis
Shigellosis is irritation of the stomach and intestine and causes bloody diarrhea, abdominal pain, and fever.
- Stool holding (encopresis)
Young children with encopresis soil their underwear or clothing with unintentional bowel movements.
- Crohn's disease
Crohn's disease is a digestive condition that causes swelling, cramping, diarrhea, and nutritional problems.
- Cystic fibrosis
Cystic fibrosis is an inherited disease that causes the body to produce abnormally thick and sticky mucus.
- Eczema (infants)
Eczema is a common cause of skin rashes in infants, causing redness, bumps, swelling, itchiness, and more.
- Antibiotic-associated diarrhea
Antibiotic-associated diarrhea is frequent, watery bowel movements that happen after taking antibiotics.
- Celiac disease
Celiac disease, which is an intestinal reaction to gluten, can cause gas, diarrhea, bloating, and weight loss.
- Chickenpox (varicella)
Chickenpox is an illness that causes a red, itchy rash, fever, headache, sore throat, and body aches.
- Colon cancer
Colon cancer is often asymptomatic, but it can cause constipation, bowel obstruction, bloody stool and more.
- Alopecia
Alopecia, also known as losing hair or going bald, and is marked by a slowly receding hairline and balding.
- Erythema migrans
Erythema migrans is the name for the bull's-eye rash that occurs with Lyme disease.
- Drug allergy
A drug allergy is an allergic reaction to a medication and can cause a rapid heartbeat and difficulty breathing.
- Narcotic abuse
Narcotic abuse can cause fatigue, shallow breathing, anxiety, euphoria, vomiting, confusion, and constipation.
- Diverticulosis
Diverticulosis is a condition of the colon and causes pain, cramping, infection, bleeding, and other symptoms.
- Amebiasis
Amebiasis is an intestinal parasitic infection causing diarrhea, cramps, gas, fever, and fatigue.
- Brown recluse spider bite
A brown recluse spider bite causes pain, redness, an open sore, nausea, muscle pain and fever.
- Toxic shock syndrome
Toxic shock syndrome is a serious bacterial infection and causes fever, low blood pressure, a rash, and more.
- Radiation sickness
Radiation sickness is caused by a high dose of radiation, and causes vomiting, diarrhea, hair loss, and more.
- Typhoid fever
Typhoid fever is a life-threatening illness and causes fever, general aches and pains, headache, and weakness.
- CREST syndrome
CREST syndrome is a rare autoimmune disease that causes tissues to harden throughout the body.
- Henoch-schonlein purpura
Henoch-Sch�nlein purpura is a condition that causes a purple bruise-like rash on the legs and buttocks.
- 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.
- Ricin poisoning
Ricin is a dangerous poison in castor beans, and causes trouble breathing, nausea, fever and sweating.
- 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.
- Cholera
Cholera is a bacterial infection that can cause diarrhea, nausea, excessive thirst, dry skin and vomiting.
- Carcinoid syndrome
Carcinoid syndrome is a group of symptoms such as flushing, wheezing, and diarrhea that may develop in people who have carcinoid cancer.