36 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Transcellular shifts ... • Discontinued diuretic ... Diagnosis #Algorithm #nephrology ... #low #potassium
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
minutes) Decrease potassium ... • IV Fluids Shift ... function) - Loop diuretic ... #Hyperkalemia #management ... #potassium #nephrology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
the Nephron - Diuretics ... HCTZ) 5) Potassium-sparing ... spironolactone) #Pathophysiology ... #Nephrology #Nephron ... #Diuretics #Hormones
Diuresis in Critical Care - Achieving a Negative Fluid Balance
Advantages Of A Negative Fluid Balance:
 •
TO PO • USE HIGH ... ) to normalize Potassium ... especially in high ... Early nephrologv ... Fluid #Balance #management
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... creatinine) • Cell shift ... Urine Cl - Loop diuretics ... , Thiazide diuretics ... algorithm #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • K sparing diuretics ... • Recent IV potassium ... Intracellular Shift ... #high #nephrology
Management of Pediatric Kidney Stones
Acute Managment:
 • Pain relief: NSAIDs, opioids
 • Facilitating passage of stone:
Management of Pediatric ... Kidney Stones Acute Managment ... ALL patients - High ... Kidney #Stones #Management ... #Pediatrics #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High ... aldosteronism • High ... >20 mEq/24 h - Diuretics ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Transcellular Shift ... • Normal or High ... Low PTH: - High ... Inh., Osmotic diuresis ... Workup #phosphate #nephrology
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... blocks, QRS axis shift ... #high #diagnosis ... #management #algorithm