11 results
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Low PTH: • High ... PTHrP: - Low ... Immobilization, Drugs ... #Workup #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Distributive Shock, HRS, Hypercalcemia ... Abdominal Compartment Syndrome ... C3/C4, Other • ATN ... Differential #Diagnosis #nephrology ... #causes #algorithm
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... Cirrhosis, Nephrotic syndrome ... > 30): SIADH, Medications ... Primary polydipsia, Low ... #sodium #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Differential Diagnosis Algorithm ... deficiency • Drugs ... metastases, Hungry bone syndrome ... #nephrology #calcium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... • Euvolemic (Low ... #Algorithm #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... : SIADH, Renal Sodium ... can be high or low ... Cirrhosis, Nephrotic syndrome ... #nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
vasoconstriction syndrome ... Toxic: Alcohol, Medication ... , Recreational drugs ... Hyperglycemia, Hyponatremia ... Hypomagnesemia, Hypocalcemia
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Consider secondary HTN ... hypertension (multi-drug ... • AKI/CKD Mineralocorticoid ... Hyperthyroidism • Hypercalcemia ... #Secondary #Nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
there a dialysis indication ... : Hypovolemia, Low ... obstruction, Nephrotoxic drugs ... etiologies due to ATN ... KidneyInjury #simplified #workup
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Toxins - Drugs ... /Late - Hypercalcemia ... Hyperuricemia • Hyponatremia ... + myoglobin AKI ... causes #treatment #nephrology