Tania Abi Antoun, Author at Psychiatry Advisor

Tania Abi Antoun

All articles by Tania Abi Antoun

Diabetes Insipidus

Diabetes Insipidus Also known as: DI Related conditions Polyuria, polydipsia, nocturia, hypernatremia 1. Description of the problem What every clinician needs to know Diabetes insipidus (DI) is characterized by decreased activity of the antidiuretic hormone (ADH) vasopressin (VP) due to partial or complete failure of secretion (central or hypothalamic DI) or renal resistance to its…

Dysnatremia: Hypernatremia

Dysnatremia: Hypernatremia Also known as: Hyperosmolarity 1. Description of the problem Hypernatremia is a hyperosmolar state that results from disturbances in water balance. It is most often the result of water loss in excess of effective plasma solute (either pure water loss or loss of hypotonic fluid) and less commonly due to hypertonic sodium gain.…

Dysnatremia: Hyponatremia

Dysnatremia: Hyponatremia Also known as: Hypoosmolarity 1. Description of the problem Hyponatremia is defined as a serum Na less than135 mEq/L. Hyponatremia may occur in the setting of hypotonciity (hypotonic hyponatremia) or as the result of accumulation of a non-electrolyte solute in the extracellular compartment (hypertonic hyponatremia). Hypotonic hyponatremia usually results from impaired water homeostasis…

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