29 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... Step 2. ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... history Step #2 ... Uglucose Step #3 ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... renal mechanism 2) ... , Cushing syndrome ... #nephrology #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... Urine Sodium 4) ... #Algorithm #nephrology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
suspicion) • +/- bubble ... 2) No major-risk ... embolic source 3) ... #diagnosis #checklist ... #neurology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) ... Sodium loss from ... tubules 3) Naturiesis ... Pathophysiology #diagnosis ... #nephrology #hyponatremia
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... - Vasopressin-2 ... Defects #Kidney #Nephrology ... #Diagnosis #Differential
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... to work through ... 2) Is ADH elevated ... demyelination syndrome ... #nephrology #sodium
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
increasing Na ~5mEq 2. ... 10-12 mEq/day 3. ... Demyelination Syndrome ... Correction #goal #rate #management ... #nephrology
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Hyponatremia Diagnostic ... serum osmolality 2) ... urine osmolality 3) ... status, urine sodium ... #nephrology