9 results
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
Acidosis (RTA) Type ... Mixed* - Inherited carbonic ... proximal features and high ... #classification ... #nephrology #diagnosis
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... of High-anion Gap ... Chronic progressive ... hyperkalemia (with renal insufficiency ... #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Negative U net charge High ... II • Carbonic ... Cell Problem - High ... MetabolicAcidosis #NonGap #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
HCO3 - Renal insufficiency ... • Serum K high ... - Diarrhea - High ... Surgical drains - Chronic ... Diagnosis #Workup #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... deficiency • Renal insufficiency ... Failure • SLE • Type ... differential #diagnosis #causes ... #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... 0.8 Normal + High ... of High Anion Gap ... failure - Adrenal insufficiency ... Diagnosis #Summary #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... deficiency • Renal insufficiency ... Failure • SLE • Type ... differential #diagnosis #causes ... #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Creatinine • Chronic ... ARB • Adrenal insufficiency ... IntercellularShift #Nephrology ... Diagnosis #Algorithm #Causes
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Chronic kidney disease ... Differential #Diagnosis #High ... #Potassium #Classification ... #Causes