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30.6 : Disorder of Water Balance

Water balance disorders are medical conditions that occur when there is a deviation from the body's water volume or osmolarity, disrupting normal homeostasis and leading todehydration, hypotonic hydration, hyperhydration, edema, or water intoxication.

Dehydration

Dehydration occurs when the body loses fluids (particularly water).

Causes:
The major causes of dehydration include excessive sweating, fever, vomiting, diarrhea, and diuresis.

Signs and Symptoms:
Symptoms primarily include intense thirst, less frequent urination, dark-colored urine, fatigue, dizziness, and confusion.

Possible Cures:

Treatment involves replenishing the body's water supply, orally or intravenously, depending on the severity of dehydration. Drinking electrolyte-rich fluids such as oral rehydration solutions can also help restore electrolyte balance.

Hypotonic Hydration (Water Intoxication)

Hypotonic hydration, also known as water intoxication, is a rare condition that occurs when there is an excessive intake of water, leading to dangerously low concentrations of sodium in the blood.

Causes:
It often results from drinking large amounts of water, which can overwhelm the kidneys' ability to excrete water.

Symptoms:
Symptoms include headache, nausea, vomiting, seizures, confusion, and, in severe cases, coma or death.

Possible Cures:
Treatment involves restricting fluid intake and administering intravenous saline solution to increase sodium levels in the blood.

Hyperhydration

Hyperhydration, or water overload, is a condition characterized by excess water in the body.

Causes:
It can be caused by drinking water excessively over time, or it may be a symptom of a condition like kidney disease or heart failure.

Symptoms:
Symptoms include weight gain, bloating, nausea, vomiting, headache, and high blood pressure.

Possible Cures:

Treatment involves reducing fluid intake and addressing the underlying cause of the condition.

Edema

Edema is typically characterized by an excess collection or accumulation of water or watery fluids in the body's cavities or tissues.

Causes:
It can be caused by a variety of factors, including heart failure, kidney disease, pregnancy, or certain medications.

Symptoms:
Symptoms include swelling, puffiness, stretched or shiny skin, and increased abdominal size.

Possible Cures:
Treatment typically involves medications to help the body expel excess fluid and dietary modifications to reduce salt intake.

In conclusion, water balance disorders can have serious health consequences if not promptly addressed. Maintaining a healthy fluid intake and output balance is crucial to prevent these conditions. Always consult a healthcare professional for accurate diagnosis and treatment.

From Chapter 30:

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30.6 : Disorder of Water Balance

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30.1 : Body Water Content and Fluid Compartments

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30.2 : Composition of Body Fluids

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30.4 : Regulation of Water Intake

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30.5 : Regulation of Water Output

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30.8 : Roles of Electrolytes: Chloride and Bicarbonate

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30.9 : Roles of Electrolytes: Calcium and Phosphate

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30.10 : Regulation of Sodium and Potassium

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30.11 : Acid-Base Balance

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30.15 : Bicarbonate-Carbonic Acid Buffer

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