Family practice notebook 2020, family practice notebook, llc. The transtubular potassium gradient ttkg determines etiology of hyperkalemia or hypokalemia. It is useful in diagnosing the causes of hyperkalemia or hypokalemia. Correlation between creatinine clearance and transtubular potassium concentration gradient in old people and chronic renal disease patients. Although access to this page is not restricted, the information found here is intended for use by medical providers. Answering your questions 5 miul low, aldosterone was 2 234 pmoll high and her transtubular potassium gradient was 17 high.
The ttkg estimates the ratio of potassium in the lumen of the ccd to that in the peritubular capillaries. You can find more information on the ttkg index results and the variables involved in the text placed under the form. This is a health tool that offers information regarding the conservation. Transtubular potassium gradient equation page medicalculator. A32, 751 revised effective ionic radii and systematic. Started in 1995, this collection now contains 6769 interlinked topic pages divided into a tree of 31 specialty books and 732 chapters. The transtubular potassium gradient ttkg is an index reflecting the conservation of potassium in the cortical collecting ducts ccd of the kidneys. Shannon central research and development department, experimental station, e. This transtubular potassium gradient ttkg calculator is based on the kidney index helping in the differential diagnosis of hyperkalemia and hypokalemia. Revised effective ionic radii and systematic studies of interatomie distances in halides and chaleogenides by r. Gttp k orina x osmolalidad plasmak plasma x osmolalidad orina.
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