59 results
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
Deciphering the SAAG ... - Serum to Ascites ... oncotic pressure Low ... Matherly @liverprof #Diagnosis ... Ascites #Fluid #Serum
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... water retention 1) Serum ... Urine Sodium 4) Serum ... Uric Acid - Low ... #Algorithm #nephrology
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
pressure - Normal/low ... casts - Absent Serum ... albumin - Low ... casts - Present Serum ... #Diagnosis
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
urine sodium and serum ... - Urine sodium low ... and uric acid low ... Differential #Algorithm #Diagnosis ... #Nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
wasting Euvolemic, Serum ... Hypothyroidism, Low ... Hypervolemic, Serum ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
Peritonitis - Spontaneous vs Secondary vs Peritoneal Dialysis Associated Peritonitis
Spontaneous Bacterial Peritonitis
 • Cirrhosis (high SAAG)
Cirrhosis (high SAAG ... PMN > 250 • Treatment ... 50, LDH ULN for serum ... Positive Culture • Treatment ... Secondary #Peritoneal #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 ... #magnesium #low
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... K low/normal ... K: low/normal ... #Differential #Diagnosis ... #Workup #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential Diagnosis ... free water loss, Serum ... mannitol, glucosuria Low ... Hypernatremia #Nephrology ... #Differential #Diagnosis
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... Lysis Syndrome: • Pathophysiology ... contents into serum ... , Elevated Cr, Low ... Syndrome #TLS #diagnosis