…on HbA1c. Albumin affects the total calcium — use the ionised calcium or correct for albumin. Biotin supplements interfere with many immunoassays, including troponin and TSH.

…negligible, and doses do not require reduction in patients with renal disease; neither amiodarone nor desethylamiodarone is dialyzable. The volume of distribution is large, averaging…

…but their release is not specific to left ventricular systolic dysfunction. Levels may also rise with: Left ventricular diastolic dysfunction Valvular heart disease Pulmonary hypertension…

…after initiation of ACE inhibitors, especially in patients with preexisting azotemia, hypotension, hyponatremia, diabetes mellitus, or in those taking potassium supplements. When managing albuminuria or…

…approximately 20–50%. Their greater analytical sensitivity improves diagnostic accuracy and negative predictive value in patients with suspected acute coronary syndrome (ACS). Cardiac troponin is…

…blood count, creatinine with eGFR and liver function tests before starting. A complete medication list including over the counter drugs, herbal remedies and supplements. An…

…sufficient if respiratory failure is not suspected Shock with a large arteriovenous difference Arterial sample, sometimes supplemented with a central venous sample Common approximate arterial…

…a large randomized trial involving 7447 individuals at high cardiovascular risk reported a 30% reduction in major cardiovascular events with a Mediterranean diet supplemented with…