12 results
Hypernatremia - Differential Diagnosis Workup Algorithm

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

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Inherited Defects ... in Kidney Tubule ... #Kidney #Nephrology ... #Diagnosis #Differential ... #Table
Hypernatremia Diagnosis and Workup

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

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... Step #1 - Consider ... history Step #2 ... #nephrology #insipidus
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
1) Determine ... , Anaphylaxis, Neurogenic ... Disease, Mechanical Defect ... Pulmonary embolism 2) ... #inopressors #diagnosis
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
output is a clue). 1) ... water unavailable 2) ... ([Na] / 140) - 1) ... Treatment #management #nephrology ... #sodium
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Approach to Acute Kidney ... Injury (AKI) 1) ... 2) HISTORY/PHYSICAL ... obstruction, Nephrotoxic drugs ... #diagnosis #nephrology
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Hereditary defects ... the epithelial sodium ... pseudohypoaldosteronism type l; defects ... the epithelial sodium ... #Differential #Diagnosis
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... 1) Is it hypotonic ... 2) Is ADH elevated ... #sodium
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... - Toxins - Drugs ... Hyperuricemia • Hyponatremia ... nephrotoxicity to kidney ... causes #treatment #nephrology