132 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... vomiting) • Low ... Diagnosis #Algorithm #nephrology ... #low #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... Transcellular Shift ... K-ATPase which imports ... causes #potassium #low ... #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Hypokalemia - Differential ... filling of bucket (low ... (transcellular shift ... #Hypokalemia #Differential ... Causes #workup #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Hyperkalemia - Differential ... Transcellular Shift ... #Hyperkalemia #Nephrology ... #Differential #
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
intake, Gl loss, shift ... Hypomagnesemia #algorithm #differential ... diagnosis #causes #nephrology ... #magnesium #low
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Curve Left Shift ... Hypophosphatæmia Right Shift ... Dissociation #Curve #Pathophysiology ... #Left #Right #Shift ... #Differential #
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Transcellular Shift ... • Normal or Low ... - Normal or Low ... Workup #phosphate #nephrology
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology ... Hyponatremia #Algorithm #Pathophysiology ... #Diagnosis #Differential ... #Nephrology #UOsm
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
SvO2 → Low PaO2 ... COHb, MetHb) - Low ... CaO2 → Low SvO2 ... summary #pulmonary #differential ... diagnosis #causes #pathophysiology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Appropriately Low ... Transcellular Shift ... Hypophosphatemia #Differential ... Diagnosis #Algorithm #nephrology