12 results
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... eosinophiluria) • Drugs (NSAlDs ... Hyperoxaluria • Hypercalcemia ... KidneyDisease #Nephrology ... #Causes
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 ... Hyperaldosteronism • Secondary ... #causes #nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... Differential Diagnosis Algorithm ... Conn's syndrome • NSAlDs ... Hyperthyroidism • Hypercalcemia ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... : • Acute or chronic ... renal failure Hypervolemia ... #Causes #nephrology
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Differential Diagnosis Algorithm ... Increased Serum K = Hyperkalemic ... tract obstruction, Chronic ... Jain via UNC IM ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... High Al, High R - Secondary ... Gitelman's syndrome #Hypokalemia ... #nephrology #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... diuretics • NSAIDs ... trauma - Ischemic colonic ... differential #diagnosis #causes ... potassium #high #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Creatinine • Chronic ... antagonism • NSAlDs ... IntercellularShift #Nephrology ... #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... diuretics • NSAIDs ... trauma - Ischemic colonic ... differential #diagnosis #causes ... potassium #high #nephrology
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... Mountain Sickness Chronic ... Withdrawal #Secondary ... #Headaches #Neurology ... #Causes