32 results
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... Diagnosis Framework 1) ... PTH-dependent 2) ... #Workup #Differential ... #Diagnosis #algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... discrete buckets: 1. ... (low intake) 2. ... transcellular shift) 3. ... #Causes #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... #Differential # ... #Causes #Workup ... #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... acidosis (type 1 ... of 2), Ureterosigmoidostomy ... #causes #nephrology ... #potassium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
algorithm Decreased ... PHA type l/type 2 ... • Type 1 #Hyperkalemia ... #nephrology #potassium ... #differential
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
Algorithm • Treat ... the cause & optimize ... supplements 1) ... Stabilization 2) ... Intracellular K+ Shift 3)
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Increased K Intake: 1. ... Medications 2. ... K supplement 3. ... diagnosis #causes
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diabetes Insipidus Workup ... Step #1 - Consider ... history Step #2 ... Uglucose Step #3
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Proximal RTA (type 2) ... 2. ... Potassium-sparing ... Metabolic #Acidosis #differential ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Increased K Intake: 1. ... Medications 2. ... K supplement 3. ... diagnosis #causes