67 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... function is normal ... differential #diagnosis #causes ... #nephrology #magnesium ... #low
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis Renal ... Causes of Hypomagnesemia ... hypomagnesemia Renal ... #nephrology #magnesium ... #low
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Algorithm Extra-renal ... Normal Acid-Base: Low ... loss (Diarrhea) Renal ... Diagnosis #Algorithm #causes ... #nephrology
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
Diastolic Function ... velocities, PVF: pulmonary ... venous flow, Vp ... atrium, PASP: pulmonary ... Dysfunction #Grading #Classification
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Diagnosis Algorithm Low ... oral intake Renal ... Nonreabsorbable anions • Renal ... Diagnosis #Algorithm #Causes ... #Classification
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
Groups - WHO Classification ... back up of blood flow ... tumors, chronic renal ... hemodialysis WHO PH Functional ... Classification
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Decreased kidney function ... 3 months Pre-Renal ... KidneyDisease #Nephrology ... Diagnosis #Algorithm #Causes
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology ... Diagnosis #Algorithm #Causes
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Beer Potomania - Low ... • Renal Failure ... Hypovolemic - GI losses, renal ... Diagnosis #Algorithm #causes ... #nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... non-specific, ESR usually low ... Goodpasture's cause ... hematuria, RBC casts ... , low grade proteinuria