31 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... suggests either secondary ... • Renal tubular ... #causes #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis Renal ... Causes of Hypomagnesemia ... Hypomagnesemia with secondary ... pentamidine), Hypercalcemia ... #nephrology #magnesium
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... if renal function ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... potassium(K) & magnesium ... suggests extra-renal ... causes • Laxative ... differential #potassium #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased ... • Type 1 #Hyperkalemia ... #Diagnosis #algorithm ... #nephrology #potassium
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... nephropathy • Benign ... Hyperoxaluria • Hypercalcemia ... KidneyDisease #Nephrology ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Extra-renal Losses ... Renovascular HTN, Renin ... #causes #potassium ... #low #nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... Differential Diagnosis Algorithm ... multi-drug resistance) Renal ... Hyperthyroidism • Hypercalcemia ... #Nephrology #Differential
Causes of Solid or Cystic Renal Mass - Differential Diagnosis Algorithm
Solid Renal Mass:
 • Benign <3
Causes of Solid ... : • Benign <3 ... Mass: • Benign ... Cystic #RenalMass #Nephrology ... #Causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Algorithm Acidosis ... Renin secreting ... Renal artery stenosis ... #Diagnosis #Causes ... #Workup #Nephrology