Electrolytes

Jenny Smith
Mind Map by Jenny Smith, updated more than 1 year ago
Jenny Smith
Created by Jenny Smith about 7 years ago
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(IVT) Mind Map on Electrolytes, created by Jenny Smith on 05/05/2013.
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Resource summary

Electrolytes
1 Sodium
1.1 Hypernatremia

Annotations:

  • >145 R/t increased sweating,poor intake, DI
1.1.1 Low BP, Dry mucous membranes, UO <30mL/hr,Disoriented, irritable
1.1.1.1 Tx:NS-o.5 NS. Decrease NA slowly to prevent cerebral edema
1.1.2 >145
1.1.3 Profuse sweating, poor intake, DI
1.1.3.1 FVD
1.2 Hyponatremia
1.2.1 Increased BP, potential cerebral edema,FVE,Weakness, hemiparesia, ataxia, muscle cramps, Taste changes, confusion.
1.2.1.1 Fluid restriction or NS- depends on cause
1.2.2 <136
1.2.2.1 IV dextrose, poly dispsia, SIADH
1.3 135-146mEq.L
2 Chloride
2.1 Chloride follows sodium. Tx sodium-->Tx chloride
2.2 96-110mEq/l
3 Potassium
3.1 Hyperkalemia
3.1.1 EKG changes, cardiac arrest, muscle weakness, flaccid paralysis, nausea
3.1.1.1 Tx: Bicarb, IV dextrose/insulin, kayelexate
3.1.1.1.1 NEVER GIVE k+ as IVP
3.1.1.1.1.1 ALWAYS KNOW PTS POTASSIUMS LEVELS BEFORE ADMIN
3.1.1.1.1.1.1 CARDIAC MONITORING IF GIVING GREATER THAN 20 MeQ/HR& ICU
3.1.2 >5.5mEq
3.1.3 Too much replacement, trauma, renal failure
3.2 3.5-5mEq/L
3.3 HypoKalemia
3.3.1 <3.5mEq
3.3.1.1 GI/Renal loss; K+ shifting intracellulary b/c of glucose or alkalosis
3.3.1.1.1 Fatigue, muscle weakness, slow reflexes, flaccid parralysis, Cardiac arrythmias, N/V
3.3.1.1.1.1 Tx- Replacement
4 Calcium

Annotations:

  • 9.0-10.5 mEq/L
4.1 Hypercalcemia
4.1.1 Lethargy, Confusion, Muscle weakness, nausea
4.1.1.1 Tx: IVF, furosemide
4.1.2 Hyperparathyroidism
4.1.3 Too Many calcium antacids
4.1.4 Cancers- esp.Bone
4.1.5 >10.5mEq/L
4.2 Hypocalcemia
4.2.1 Trousseaus sign-palmar flexion. Chvosteks sign- cheek
4.2.2 >8.5mEq/L
4.2.3 Hypoparathyroidism,lack of vit. d, citrate in blood products
4.3 9.0-10.5mEq/l
5 Magnesium
5.1 1.3-2.1mg/dL
6 Phosphorus
6.1 3.0-4.5mg/Dl
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