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Electrolyte Disorders: Difference between revisions
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==Hyperkalemia== | ==Hyperkalemia== | ||
ECG characteristics of hyperkalemia, high blood potassium: | ECG characteristics of hyperkalemia, high blood potassium: | ||
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==Hypercalcemia== | |||
Hypercalcemia, high blood calcium, speeds repolarization. Characteristics of hypercalcemia: | |||
*Mild: broad based tall peaking T waves | |||
*Severe: extremely wide QRS, low R wave, disappearance of p waves, tall peaking T waves. | |||
[[File:E000546.jpg|thumb|A patient with severe hypercalcemia: Calcium 4.6 mmol/L, albumin 37 g/L]] | |||
==Hypocalcemia== | |||
ECG-characteristics of hypocalcemia, low blood calcium: | |||
*Narrowing of the QRS complex | |||
*Reduced PR interval | |||
*T wave flattening and inversion | |||
*Prolongation of the QT-interval | |||
*Prominent U-wave | |||
*Prolonged ST and ST-depression | |||