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Gttp k orina x osmolalidad plasmak plasma x osmolalidad orina. Transtubular potassium gradient equation page medicalculator. The ttkg estimates the ratio of potassium in the lumen of the ccd to that in the peritubular capillaries. The transtubular potassium gradient ttkg is an index reflecting the conservation of potassium in the cortical collecting ducts ccd of the kidneys. It is useful in diagnosing the causes of hyperkalemia or hypokalemia. Shannon central research and development department, experimental station, e. Started in 1995, this collection now contains 6769 interlinked topic pages divided into a tree of 31 specialty books and 732 chapters. A32, 751 revised effective ionic radii and systematic. Patients should address specific medical concerns with their physicians. You can find more information on the ttkg index results and the variables involved in the text placed under the form. The transtubular potassium gradient ttkg determines etiology of hyperkalemia or hypokalemia.

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