13 results
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... Fractional Excretion of Sodium ... etiologies FEurea > 2% ... #nephrology #calculation ... #diagnosis
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential Diagnosis ... Diabetes Insipidus Workup ... history Step #2 ... Management #Algorithm #Sodium ... #nephrology #insipidus
Hypernatremia Diagnosis and Workup

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

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... renal mechanism 2) ... #Workup #Algorithm ... #nephrology #sodium
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... Defects #Kidney #Nephrology ... #Diagnosis #Differential ... #Table
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
affecting both sides 2) ... simple arithmetic calculations ... patient is still able ... Gerstmann #Syndrome #neurology ... #diagnosis
To improve the usefulness of the serum creatinine concentration as a marker of kidney function, prediction
The 2 most commonly ... formulas are shown in Table ... assistant medical calculation ... #Diagnosis #Nephrology ... EGFR #Equations #Calculation
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
- Differential Diagnosis ... , Dehydration: neurologic ... water unavailable 2) ... • Start by calculating ... #sodium
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... with previously stable ... Neurologic disorders ... #Hypertension #Workup
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 ... 20-50, Females 2- ... antibody that works ... others (botox, sodium ... Management #treatment #neurology