16 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... deficiency, Salt-losing ... Hypervolemia, ... : • Acute or chronic ... #Causes #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... - Reduced Excretion ... Creatinine • Chronic ... IntercellularShift #Nephrology ... #Causes
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Differential Diagnosis Algorithm ... JAK-2 Positive - Low ... Pulmonary Disease ... #Causes #Hematology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Clenching of fist during ... trauma - Ischemic colonic ... Impaired Renal Excretion ... differential #diagnosis #causes ... potassium #high #nephrology
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
Algorithm To assess ... potassium excretion ... Check The TTKG: During ... #Algorithm #TTKG ... #nephrology #low
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Clenching of fist during ... trauma - Ischemic colonic ... Impaired Renal Excretion ... differential #diagnosis #causes ... potassium #high #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... the indicated causes ... Chloride #urine #Algorithm ... #nephrology #differential
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Torsemide) • Acute pulmonary ... Hyponatremia • Hypercalcemia ... Kidney stones caused ... #Diuresis #Nephrology ... #Medications #Table
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
• ↓ Renal K+ Excretion ... only if no clear cause ... Elimination (see Table ... acidosis) • Low ... Treatment #potassium #nephrology
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... Appropriate renal excretion ... , TTKG, distal flow ... IntercellularShift #Nephrology ... #Causes