271 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
HYPOVOLEMIC • extra-renal ... - fevers • renal ... hypothyroidism • adrenal ... nephrotic syndrome • renal ... #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
in the urine - Renal ... Renal Loss of HCO3 ... - Renal insufficiency ... Hypoaldosteronism - Renal ... #Workup #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
- Differential Diagnosis ... Beer Potomania - Low ... • Renal Failure ... Hypovolemic - GI losses, renal ... Algorithm #causes #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Workup Algorithm ... mOsm/kg - Implies renal ... • Euvolemic (Low ... , Ingestion Renal ... #nephrology #sodium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
algorithm Decreased renal ... excretion • Acute renal ... failure • Chronic renal ... high: • Post-renal ... #algorithm #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
- Differential Diagnosis ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology ... #Differential #Diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
urinary sediment, renal ... clinical context and signs ... HIV serology, renal ... eosinophiluria, renal ... #nephrology #causes
Pulmonary Renal Syndrome: Investigations and Management

#Pulmonary #Renal #Syndrome #Diagnosis #Workup #Management
Pulmonary Renal ... #Pulmonary #Renal ... #Syndrome #Diagnosis ... #Workup #Management
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Medications Renal ... Losses Non-renal ... vomiting) • Low ... #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... FEPO4 ≥ 5% - Renal ... • Normal or Low ... #phosphate #nephrology