28 results
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic ... Redistribution - 1° HPT ... Hypophosphatemia #phosphorus ... #low #diagnosis ... #differential #nephrology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
levels of PTH, phosphorus ... hypocalcemia: - Hypoparathyroidism ... Laboratory #Levels #Hyperparathyroidism ... #Diagnosis #Endocrinology
Impact and Challenges With Vitamin D to Treat Secondary Hyperparathyroidism in Patients With Chronic Kidney Disease
Treat Secondary Hyperparathyroidism ... - Suppresses SHPT ... edgarvlermamd - Nephrology ... VitaminD #Secondary #Hyperparathyroidism ... #CKD #Nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Vitamin D: Primary Hyperparathyroidism ... #Differential #Diagnosis ... #Algorithm #nephrology ... #phosphorus #workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... absorption (Antacids, Phosphorus ... Primary or Tertiary hyperparathyroidism ... #Differential #Diagnosis ... Workup #phosphate #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
- Differential Diagnosis ... Magnesium - Functional Hypoparathyroidism ... Phosphate, Low PTH - Hypoparathyroidism ... #Differential #Diagnosis ... #Algorithm #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Potassium depletion, Phosphorus ... Hyperthyroidism, Hyperparathyroidism ... #differential #diagnosis ... #nephrology #magnesium
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... nerve palsy #Ocular ... CNIII #CNIV #CNVI #Neurology ... #Diagnosis #Chart
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
depletion - Phosphorus ... Hyperthyroidism - Hyperparathyroidism ... Hypomagnesemia #Causes #diagnosis
Reversible Neurocognitive Disorders (Reversible Causes of "Dementia")
 • Structural/Mass: Subdural Hematoma, NPH, Intracranial tumor
 • Infection:
encephalitis, Hypo/hyperparathyroidism ... #differential #diagnosis ... #causes #neurology