20 results
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Redistribution - 1° HPT ... , TIO, Fanconi Syndrome ... Hypophosphatemia #phosphorus ... #differential #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... absorption (Antacids, Phosphorus ... Primary or Tertiary hyperparathyroidism ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Shift: Refeeding Syndrome ... Tumor Genesis Syndrome ... Vitamin D: Primary Hyperparathyroidism ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Normal PTH: • Hyperparathyroidism ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... #nephrology #PTH
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Magnesium - Functional Hypoparathyroidism ... metastases, Hungry bone syndrome ... #Hypocalcemia #Workup ... Diagnosis #Algorithm #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Potassium depletion, Phosphorus ... Hyperthyroidism, Hyperparathyroidism ... Hypomagnesemia #Causes ... differential #diagnosis #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... Rhabdomyolysis, Tumor lysis syndrome ... Absorption: • Hypoparathyroidism ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... depletion - Phosphorus ... disorders: - Syndrome ... Hyperthyroidism - Hyperparathyroidism ... Hypomagnesemia #Causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... • Cushing’s syndrome ... repaired) • Primary hyperparathyroidism ... Mineralocorticoid excess syndromes ... #Screening #Workup
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... osmolarity If cause ... #Injury #AKI #Workup ... Differential #Diagnosis #nephrology ... #causes