Everyone Healthy Library
Dehydration
Sign or symptom reference page from the Everyone Healthy database.
! Seek urgent medical care if warning signs appear
A symptom can have many possible causes. Some symptoms need urgent assessment, especially when they are severe, sudden or rapidly worsening.
Get urgent medical care now if there is any severe, sudden, rapidly worsening or worrying symptom, especially:
- chest pain, pressure or pain spreading to the arm, jaw or back
- trouble breathing, blue lips, severe wheeze or choking
- stroke-like symptoms such as face drooping, arm weakness or speech trouble
- collapse, fainting, seizure, confusion or extreme drowsiness
- severe bleeding, black stools, vomiting blood or major injury
- severe allergic reaction, swelling of the face/throat or widespread rash with breathing trouble
- severe abdominal pain, severe headache, stiff neck or sudden vision change
- signs of severe dehydration, sepsis, high fever with worsening illness, or symptoms in a baby/young child that concern you
Full information
Dehydration
A lack of water being supplied to the body or excessive water being lost. The person may experience an increasing thirst, a dry mouth, weakness or lightheadedness and a darkening of urine as well as less frequent urination.
Symptom classification
Body areaEntire Body
Body areaMental
Body areaStomach
Conditions linked to this sign/symptom
39- Acute Tubular Necrosis
- Amebiasis
- Bronchiolitis
- Celiac Sprue
- Central Diabetes Insipidus
- Cholera
- Clostridium Perfringens Food Poisoning
- Dehydration
- Diabetes Insipidus
- Diabetes Mellitus
- Duodenal Obstruction
- E coli Infection
- Extracellular Fluid Volume Contraction
- Fanconi Syndrome
- Gastroenteritis
- Gastroenteritis (Drug-Related)
- GI Paraneoplastic Syndromes
- Heat Exhaustion
- Hemorrhage Shock
- High Alimentary Tract Obstruction
- Hyperemesis Gravidarum
- Hypertrophic Pyloric Stenosis
- Intussusception
- Isosporiasis
- Lactic Acidosis
- Metabolic Alkalosis
- Nephrogenic Diabetes Insipidus
- Nephronophthisis
- Nonketotic Hyperglycemic Hyperosmolar Coma
- Nonketotic Hyperosmolar Syndrome
- Radiation Sickness
- Rotavirus
- Severe Combined Immunodeficiency
- Shigellosis
- Short Bowel Syndrome
- Sickle Cell Nephropathy
- Tropical Sprue
- Typhoid Fever
- Vipoma