17 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Diagnosis Algorithm ... Low intake ... Renal loss • Medication ... • Bartter's syndrome ... #Causes #Classification
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... • Refeeding syndrome ... Thyrotoxicosis Medications ... vomiting) • Low ... #nephrology #low
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
Drugs associated ... overdose) - Sodium ... renal Fanconi syndrome ... #Medications #differential ... #diagnosis #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... deficiency • Drugs ... Hyperphosphatemia, Acute ... metastases, Hungry bone syndrome ... #nephrology #calcium
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... Pre-Renal: • Hypovolemia ... Abdominal Compartment Syndrome ... Differential #Diagnosis #nephrology ... #causes #algorithm
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
ON (UNa < 30): Hypovolemia ... > 30): SIADH, Medications ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... Independent (↑ PTH) • LOW ... - Metabolism: Drugs ... Transfusions - Medications ... #differential #algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hypovolemia, UNa ... Hypovolemia, UNa ... Hypothyroidism, Stress, Drugs ... UNa > 20: • Acute ... #Causes #nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
vasoconstriction syndrome ... Toxic: Alcohol, Medication ... , Recreational drugs ... Hypomagnesemia, Hypocalcemia ... #Causes #neurology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... can be high or low ... Present (Uosm ≥100): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... #nephrology