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MAGNESIUM

ELECTROLYTES

QuestionAnswer
MAGNESIUM LEVEL 1.5 TO 2.5 meq/L
What regulates magnesium? The presence of sodium directly affects reabsorption in the proximal tubules. Without sodium, there is no reabsorption of magnesium.
HYPERMAGNESEMIA SERUM LEVEL ABOVE 2.5 meq/L.
Causes of Hypermagnesemia. CHRONIC RENAL DISEASE, UNTREATED DIABETIC ACIDOSIS, ADDISON'S DISEASE, HYPERPARATHYROIDISM, EXCESSIVE MAGNESIUM ADMINISTRATION, OVERUSE OF MAGNESIUM-CONTAINING ANTACIDS.
Clinical presentation of hypermagnesemia. LETHARGY, COMA, DEPRESSED RESPIRATIONS, HYPOREFLEXIA, HYPOTENSION. ECG CHANGES prolonged PR intervals followed by widening of the QRS complex.
Treatment of hypermangnesemia. HEMODIALYSIS
HYPOMAGNESEMIA Level less than 1.5 meq/L
What causes hypomagnesemia? Any inhibition of absorption of magnesium. SEVERE MALABSORPTION SYNDROMES, ACUTE PANCREATITIS, CHRONIC ALCOHOLISM, PRIMARY ALDOSTERONISM, DIABETIC KETOACIDOSIS, DIURETIC THERAPY, RENAL DISEASE.
Clinical presentation of hypomagnesemia are. HYPERIRRITABILITY, MUSCLE TREMORS, DELIRIUM, CONVULSION, COMA. POSITIVE CHVOSTEK'S AND TROUSSEAU'S SIGNS, TACHYCARDIA, INCREASED BP, DEPRESSED ST segments, prolonged QT.
Treatment for hypomangesemia. MAGNESIUM REPLACEMENT
Created by: nerdismart
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