31 results
Hypophosphatemia - Measurement of urine phosphate excretion - Differential Diagnosis Algorithm
 • GI loss
 • Redistribution
Hypophosphatemia ... Measurement of urine phosphate ... Redistribution • Primary Hyperparathyroidism ... PO4 wasting #Hypophosphatemia ... urine #urinary #phosphate
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
surgery, acute phosphate ... poisoning • Hyperphosphatemia ... Kidney Disease • Hyperphosphatemia ... , Low PTH: Hypoparathyroidism ... • Hypophosphatemia
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Hyperphosphatemia ... Renal Disease • Hypoparathyroidism ... • Pseudo-hypoparathyroidism ... Hypervitaminosis D • Phosphate ... Supplementation • Phosphate
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... Rule out spurious hyperphosphatemia ... intake, Phosphate ... Absorption: • Hypoparathyroidism ... @aishaikh #Hyperphosphatemia
Impact and Challenges With Vitamin D to Treat Secondary Hyperparathyroidism in Patients With Chronic Kidney Disease
Treat Secondary Hyperparathyroidism ... - Suppresses SHPT ... bone-specific alkaline phosphatase ... bone-specific alkaline phosphatase ... VitaminD #Secondary #Hyperparathyroidism
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Appropriately Low Kidney Phosphate ... Diarrhea, Antacids, Phosphate ... Vitamin D: Primary Hyperparathyroidism ... , CAR-T cell #Hypophosphatemia
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
LOW PHOSPHATE ... NormaI PTH • Hypoparathyroidism ... Resistance (Pseudo-hypoparathyroidism ... Low PTH • Hypoparathyroidism ... • Secondary Hyperparathyroidism
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Rule out spurious hypophosphatemia ... Fractional Excretion of Phosphate ... Primary or Tertiary hyperparathyroidism ... Framework #Workup #phosphate
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Magnesium - Functional Hypoparathyroidism ... • High Phosphate ... , Low PTH - Hypoparathyroidism ... , HIV • High Phosphate ... Extravascular deposition: Hyperphosphatemia
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia ... PO4 > 5%: • Hyperparathyroidism ... Resistance • Hypophosphatemic ... Chronic Diarrhea #Hypophosphatemia