59 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Hypomagnesemia Fractional ... loss if renal function ... Hypomagnesemia #algorithm ... diagnosis #causes #nephrology
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Differential Diagnosis Algorithm ... Dietary / Functional ... Fibrosis Dietary/Functional ... Withholding • Painful (e.g ... Differential #Diagnosis #Algorithm
Pediatric Constipation - Differential Diagnosis Algorithm
Dietary/Functional
 • lnsufficient Volume / Bulk
Neurologic
 • Hirschsprung's Disease
 • Imperforate
Differential Diagnosis Algorithm ... Dietary/Functional ... Atresia Dietary/Functional ... Withholding • Painful (e.g ... Differential #Diagnosis #Algorithm
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Differential Diagnosis Algorithm ... osmolality > 300 mosm/kg ... solute intake (e.g ... Differential #Diagnosis #Algorithm ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... Osmolality > 300 mmol/kg ... Polyuria scheme) e.g ... Hypernatremia #Nephrology ... Differential #Diagnosis #Algorithm
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypotonic HypoNatremia Algorithm ... Osm < 275 mosm/kg ... #Hyponatremia #Algorithm ... #Diagnosis #Nephrology
Management of status epilepticus

Big thanks to Dr. Grossman, one of MetroHealth's neurocritical care attendings for his
- MH/CCF/CWRU EM ... Management #Seizure #Algorithm ... #CriticalCare #Neurology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Differential Diagnosis Algorithm ... High Magnesium - Functional ... Differential #Diagnosis #Algorithm ... #nephrology #calcium
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Differential Diagnosis Algorithm ... Uterine fatigue (e.g ... chorioamnionitis) • Functional ... coagulopathy (e.g ... Differential #Diagnosis #Algorithm
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... Osm <100 mOsm/kg ... Osm 100-200 mOsm/kg ... Differential #Diagnosis #Algorithm ... #causes #nephrology