73 results
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Redistribution - 1° HPT ... - 1° Renal PO4 ... Hypophosphatemia #phosphorus #low ... diagnosis #Algorithm #differential ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Uric Acid - Low ... High Uric Acid → renal ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Losses Non-renal ... vomiting) • Low ... Diagnosis #Algorithm #nephrology ... #low #potassium
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Mg: GI losses, Renal ... Elevated - Secondary Hyperparathyroidism ... - Hypoparathyroidism ... #Hypocalcemia #Differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... Algorithm #causes #potassium ... #low #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... low, uric acid ... and uric acid low ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
minutes) Decrease potassium ... Fluids Shift potassium ... 90 minutes) • Sodium ... (if preserved renal ... #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
algorithm Decreased renal ... potassium excretion ... • Acute renal ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup - Differential ... Magnesium - Functional Hypoparathyroidism ... PTH - Hypoparathyroidism ... Hypocalcemia #Workup #Differential ... Diagnosis #Algorithm #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
osmotic diuresis, Potassium ... Hyperthyroidism, Hyperparathyroidism ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology ... #magnesium #low