15 results
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... Poorly controlled diabetes ... Diabetes Insipidus ... Hereditary, Lithium, Hypercalcemia ... #nephrology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
uropathy, Metabolic causes ... (e.g., hypokalemia ... , hypercalcemia) ... Treatment is aimed ... Classification #Types #Nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Weakness - Dark urine ... hour with goal urine ... per day until stable ... #treatment #nephrology
Potassium Binders for Management of Hyperkalemia
 • SPS - Sodium polystyrene sulfonate
 • Patiromer (veltassa)
 •
Management of Hyperkalemia ... Binders #Management #Hyperkalemia ... #treatment #pharmacology ... #table #comparison ... #nephrology
The rationale for aggressive treatment of generalized status epilepticus was described previously here.  In short,
for aggressive treatment ... epilepticus may cause ... aspiration, hyperkalemia ... #Management #Neurology ... #CriticalCare #
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping, nausea ... lysis) ± Urine ... only if no clear cause ... Elimination (see Table ... #potassium #nephrology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
hour with goal urine ... per day until stable ... Dialysis for severe hyperkalemia ... Management #Summary #causes ... #treatment
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Hyponatremia • Hypercalcemia ... Kidney stones caused ... Tolvaptan) • Treatment ... #Pharmacology # ... Medications #Table
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... nephron - TTKG > 7, Urine ... Aldosterone • Diabetic ... • NSAlDs #Hyperkalemia ... IntercellularShift #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... : Hypovolemia, Hypervolemia ... differential #diagnosis #table ... #sodium #nephrology