11 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... history Step #2 ... Uglucose Step #3 ... & desmopressin test ... #Sodium #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... Acid → renal salt wasting ... #nephrology #sodium
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
During hypokalemia (K⁺ ... TTKG should be <3; ... suggest renal K ... wasting. ... #TTKG #nephrology
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Algorithm ECG ... ongoing rhabo, crush injury ... minutes, lasts -2 ... monitor glucose x 3 ... Remove potassium
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Hyperuricemia • Hyponatremia ... obstruction 3. ... output: 200 ml/hr 3. ... Monitor potassium ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • Recent IV potassium ... Medications 2. ... K supplement 3 ... #high #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Then, ask 3 questions ... 2) Is ADH elevated ... 3) Is it appropriate ... up to 3x in the setting ... #management #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • Recent IV potassium ... Medications 2. ... K supplement 3 ... #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
, rhabdo/crush injury ... Cortisol+ACTH stim test ... : • Calcium 2- ... 10U reg IV + 1-2 ... #potassium #nephrology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 ... is found in 1/3 ... and sensitive tests ... and cauda equina TREATMENT ... diagnosis #management #neurology