6 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... <100 mOsm/kg) ... solute load #Polyuria ... #Differential # ... Algorithm #causes #nephrology
Urine chemistry tests for the diagnostic evaluation of a patient with polyuria
UOsm <100 mOsm/Kg (H2O diuresis)
Urine chemistry tests ... a patient with polyuria ... - Mannitol #polyuria ... #differential # ... diagnosis #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
- Differential ... Water Deprivation Test ... Water Deprivation Test ... Loss - DDAVP -> Uosm ... #Nephrology #Differential
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... osmolality > 300 mosm ... osmolality < 100 mosm ... #Differential # ... Diagnosis #Algorithm #nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... #2 - Assess the Uosm ... & desmopressin test ... Algorithm #Sodium #nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
pain (LBP) • Sciatica ... constipation Differential ... • Provocative Tests ... absent anal wink test ... Equina #syndrome #differential