22 results
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
- Differential Diagnosis ... Transcellular Shift ... • Refeeding Syndrome ... Alkalosis • Hypokalemia ... #Algorithm #endocrinology
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Genetic disorders (e.g ... failure, acute or chronic ... #Differential #Diagnosis ... #Endocrinology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Intracellular Shift ... - Tumor lysis syndrome ... #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... creatinine) • Cell shift ... #hypokalemia ... differential #algorithm #diagnosis ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Intracellular Shift ... - Tumor lysis syndrome ... #nephrology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
- Differential Diagnosis ... Phenytoin, Nephrotic Syndrome ... Hypoparathyroidism with Chronic ... #Differential #Diagnosis ... Algorithm #Phosphate #endocrinology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... Malabsorption, Chronic ... Transcellular Shift ... • Normal or High ... Low PTH: - High
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
- Shift from extracellular ... - Insulin (high ... renal Fanconi syndrome ... #differential #diagnosis ... #nephrology #Causes
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... GI Absorption: Chronic ... Transcellular Shift ... Inappropriately High ... #Algorithm #nephrology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
- Differential Diagnosis ... Algorithm - Low and High ... very low • Chronic ... Tumor lysis syndrome ... Algorithm #PTH #endocrinology