43 results
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
= (Urine Na+ x Serum ... Cr) / (Serum Na ... Excretion #Sodium #nephrology ... #calculation #diagnosis
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
- Absent Serum ... - Present Serum ... edgarvlermamd - Nephrology ... Comparison #Table #Nephrology ... #Diagnosis
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
urine magnesium x serum ... creatinine)/ [0.7 (serum ... #differential #diagnosis ... #causes #nephrology
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
simple arithmetic calculations ... able to copy Causes ... : Stroke (main cause ... Gerstmann #Syndrome #neurology ... #diagnosis
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... free water loss, Serum ... Hypernatremia #Nephrology ... #Algorithm #Causes
To improve the usefulness of the serum creatinine concentration as a marker of kidney function, prediction
usefulness of the serum ... in addition to serum ... assistant medical calculation ... #Diagnosis #Nephrology ... EGFR #Equations #Calculation
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Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential Diagnosis ... releasing K+ into serum ... #Differential #Diagnosis ... #Algorithm #causes ... potassium #high #pathophysiology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... ultrasonography, serum ... osmolarity If cause ... #Differential #Diagnosis ... #nephrology #causes
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
- Differential Diagnosis ... and Pathophysiology ... Physiologic Causes ... Pathologic Causes ... #Pathophysiology
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... most possible causes ... bind Cbl in the circulation ... #Differential #Causes ... #Diagnosis #Pathophysiology