Cardiomyopathy laboratory findings: Difference between revisions
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* Hyponatremia can be seen in patients with cardiomypathy and other causes of HF: it has prognostic implications; as it indicates the activation of the Renin-Angiotensin system in response to the stress of the cardiomyopathy and/or heart failure. | |||
* Kidney function could be affected as a result of medication-toxicity, volume depletion in cases of excessive diuresis, or development of cardiorenal syndrome. | |||
* Brain natriuretic peptide (BNP) is usually elevated in systolic heart dysfunction: it can also be falsely elevated in renal failure and pulmonary embolism. On the other hand, it can be falsely low in obese patients. | |||
* Elevated troponin levels indicate ischemic heart disease, and should be investigated as much, till coronary arterial disease is ruled out. | |||
* Elevated iron saturation and ferritin are indicative of hemochromatosis as a cause of cardiomyopathy. | |||
Revision as of 00:35, 28 November 2018
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Cardiomyopathy Microchapters |
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Diagnosis |
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Treatment |
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Guidelines |
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2020 AHA/ACC Guideline for the Diagnosis and Treatment of Patients With Hypertrophic Cardiomyopathy |
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Case Studies |
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Cardiomyopathy laboratory findings On the Web |
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American Roentgen Ray Society Images of Cardiomyopathy laboratory findings |
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Risk calculators and risk factors for Cardiomyopathy laboratory findings |
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References
- Hyponatremia can be seen in patients with cardiomypathy and other causes of HF: it has prognostic implications; as it indicates the activation of the Renin-Angiotensin system in response to the stress of the cardiomyopathy and/or heart failure.
- Kidney function could be affected as a result of medication-toxicity, volume depletion in cases of excessive diuresis, or development of cardiorenal syndrome.
- Brain natriuretic peptide (BNP) is usually elevated in systolic heart dysfunction: it can also be falsely elevated in renal failure and pulmonary embolism. On the other hand, it can be falsely low in obese patients.
- Elevated troponin levels indicate ischemic heart disease, and should be investigated as much, till coronary arterial disease is ruled out.
- Elevated iron saturation and ferritin are indicative of hemochromatosis as a cause of cardiomyopathy.