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This Concept Map, created with IHMC CmapTools, has information related to: hyponatremia, symptoms early Musculoskeletal (early) Fatigue Weakness, Musculoskeletal (early) Fatigue Weakness later Anorexia N&V Abdominal cramping Diarrhea, Hypovolemic causes Causes: Vomiting Diarrhea GI suctioning Burns Excessive sweating Wound drainage Diuretics Decreased secretion of aldosterone Renal disease, Heart failure Renal failure Psychogenic polydipsia Excessive oral intake of hypotonic fluids Tx Osmotic or loop diuretics Remove or treat underlying cause Fluid restriction, Hyponatremia Isovolemic, Heart failure Renal failure Psychogenic polydipsia Excessive oral intake of hypotonic fluids S/S Fingerprinting over sternum Tachycardia Inc. BP Distended neck veins, Causes: Vomiting Diarrhea GI suctioning Burns Excessive sweating Wound drainage Diuretics Decreased secretion of aldosterone Renal disease TX Administer Na+ containing fluids Replace other electrolyes Administer IV hypertonic solution, Anorexia N&V Abdominal cramping Diarrhea very late/ severe H/A Apprehension Lethargy Confusion Seizures Death, hypervolemic causes Heart failure Renal failure Psychogenic polydipsia Excessive oral intake of hypotonic fluids, Hyponatremia Hypovolemic, Hyponatremia symptoms, Isovolemic causes Causes: Inadequate sodium intake, Causes: Vomiting Diarrhea GI suctioning Burns Excessive sweating Wound drainage Diuretics Decreased secretion of aldosterone Renal disease s/s Rapid, weak pulse Dec BP Flat neck veins, Hyponatremia hypervolemic