Accepted
at 1:34 a.m. Nov, 01, 2023
by
Joe
Author:
shmuelsash
Type of change:
Other
Rationale for change
remove -
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Net gain in water → ECF & ICF volume expand → decreased in POsm and serum Na+ (euvolemic hyponatremia)


| Causes | Intracellular Fluid Volume | Extracellular Fluid Volume | Osmolarity | Hematocrit | Protein in Plasma | |
|---|---|---|---|---|---|---|
| Isosmotic Volume Expansion | Isotonic NaCl, bolus or fluids | - | ↑ | - | ↓ | ↓ |
| Hyperosmotic Volume Expansion | High Salt Intake | ↓ | ↑ | ↑ | ↓ | ↓ |
| Hyposmotic Volume Expansion | SIADH | ↑ | ↑ | ↓ | - | ↓ |
| Isosmotic Volume Contraction | Burns, Diarrhea | - | ↓ | - | ↑ | ↑ |
| Hyperosmotic Volume Contraction | Diabetes insipidus, Excessive sweating | ↓ | ↓ | ↑ | - | ↑ |
| Hyposmotic Volume Contraction | Adrenal insufficiency | ↑ | ↓ | ↓ | ↑ | ↑ |
Lecture Notes
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Missed Questions
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Pathoma
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Boards and Beyond
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First Aid
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Sketchy 2



Watch SIADH






Watch SIADH



Sketchy Extra
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Picmonic
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Pixorize
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Physeo
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Bootcamp
Watch associated Bootcamp video - Hypothalamus : SIADH
Watch associated Bootcamp video - Electrolytes : Sodium
Watch associated Bootcamp video - Electrolytes : Sodium
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Additional Resources
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