15 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential ... Decreased filling ... of bucket (low ... #Causes #workup ... #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential ... Diagnosis Algorithm ... PTHrP: - Low ... #Workup #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Decreased Mg ... #Causes #Workup ... #Nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
by Mechanism Decreased ... GI losses - Chronic ... Hypomagnesemia #Differential ... #Diagnosis #Low ... Classification #Causes #Workup
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased ... renal failure • Chronic ... #nephrology #potassium ... #differential
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Diagnosis Algorithm ... Appropriately Low ... Excretion: • Decreased ... GI Absorption: Chronic ... #workup
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Diagnosis Algorithm ... hypotension) Decreased ... Creatinine • Chronic ... #Differential #
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Diagnosis Algorithm ... Decreased Serum ... Increased Serum K = Hyperkalemic ... tract obstruction, Chronic ... #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... if increased or decreased ... normal Type 4: Hyperkalemic ... Surgical drains - Chronic ... #nephrology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Kidney Disease - Differential ... Diagnosis Algorithm ... Decreased kidney ... Hyperoxaluria • Hypercalcemia ... #Differential #