Nephrology Book

Abnormally Increased

  • Hypermagnesemia

Abnormally Decreased

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Hypermagnesemia

Aka: Hypermagnesemia, High Serum Magnesium
  1. Definition
    1. Serum Magnesium over 2.5 meq/L
  2. Symptoms
    1. Muscle Weakness
    2. Headache
    3. Excessive thirst
  3. Signs
    1. Hyporeflexia
    2. Hypotension
    3. Respiratory Depression
    4. Pulmonary edema
  4. Causes
    1. Renal Failure (Acute or Chronic)
    2. Medication overuse
      1. Antacids
      2. Laxative abuse
      3. Milk of Magnesia
      4. Maalox
    3. Adrenal Insufficiency (Addison's Disease)
    4. Hypothyroidism (Myxedema)
    5. Massive Magnesium dosing or intake
      1. Preeclampsia or Eclampsia management
    6. Tissue breakdown
  5. Labs
    1. See Serum Magnesium
    2. Serum Magnesium Interpretation
      1. Normal in pregnancy: 1.3 to 2.6 mg/dl
      2. Therapeutic: 5.5-7.5 mg/dl
      3. Loss of Patellar Reflex: 10-12 mg/dl
      4. Respiratory depression: 15-17 mg/dl
      5. Paralysis: 15-17 mg/dl
      6. Cardiac Arrest: 30-35 mg/dl
  6. Management
    1. Stop all Magnesium Sources
    2. Supportive Care with ABC Management
    3. Dialysis
    4. Cardiotoxicity Management
      1. Calcium Gluconate 10% 1-10 ml IV

Hypermagnesemia (C0151714)

Concepts Disease or Syndrome (T047)
ICD10 E83.41
SnomedCT 66978005
English HYPERMAGNESEMIA, HYPERMAGNESAEMIA, Hypermagnesemia syndrome, hypermagnesemia (diagnosis), high blood magnesium level, hypermagnesemia, Hypermagnesemia, hypermagnesaemia, Hypermagnesaemia, Hypermagnesemia (disorder)
Italian Ipermagnesiemia
Japanese 高マグネシウム血症, コウマグネシウムケツショウ, コウマグネシウムケッショウ
Portuguese HIPERMAGNESEMIA, Hipermagnesemia
Spanish HIPERMAGNESEMIA, hipermagnesemia (trastorno), hipermagnesemia, Hipermagnesemia
French HYPERMAGNESEMIE, Hypermagnésémie
German HYPERMAGNESIAEMIE, Hypermagnesiaemie
Czech Hypermagnezemie
Hungarian Hypermagnesaemia
Dutch hypermagnesiëmie
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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