16 results
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Distributive Shock, HRS, Hypercalcemia ... Compartment Syndrome, Medications ... Protein) • AIN: Medication ... Neurogenic Bladder (Medication ... #causes #algorithm
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
and sodium • Dosing ... and calcium • Dosing ... patients sensitive to high ... #medications #pharmacology ... #table #comparison
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... Medications 2. ... differential #diagnosis #causes ... #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... - Hypokalemia ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... - Classification ... tubular necrosis (causes ... tract infection • Medications ... #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... Medications 2. ... differential #diagnosis #causes ... #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... - Insulin (high ... hypomagnesemia #Medications ... differential #diagnosis #nephrology ... #Causes #hypomg
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... hyperosmolality - Medications ... production: TLS, Crush injury ... Differential #Diagnosis #Causes ... #potassium #high
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Acute tubular injury ... - Up to 3 per high-power ... acute tubular injury ... disorders or excreted medications ... key #diagnosis #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... , rhabdo/crush injury ... only if no clear cause ... Elimination (see Table ... STOP offending medications