12 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... UNa > 20: • Renal ... Bicarbonaturia with renal ... tubal acidosis ... Acute or chronic renal
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
, hypotension, hyponatremia ... , hyperkalemia, ... , hypoglycemia Testing ... ACTH) stimulation test ... insufficiency likely: • High
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... Increased Serum K = Hyperkalemic ... Renal Tubular Acidosis ... Tubulointerstitial injury ... uncimchiefs #RTA #Renal
Causes of Altered Level of Consciousness GCS < 7 - Differential Diagnosis Algorithm

Brain Involvement - Hemispheric
Excesses • Liver/Renal ... • Metabolic Acidosis ... • Hypernatremia ... • Hypercalcemia ... Altered #comatose #aloc
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... loss (Diarrhea) Renal ... Syndrome • HTN, High
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... Acid → SIADH - High ... Uric Acid → renal ... salt wasting By ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... ≥100): SIADH, Renal ... diuresis can be high ... Present (Uosm <100): Renal ... with poor renal
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... suggests extra-renal ... urinary losses: • High ... syndrome, Congenital adrenal ... - Metabolic acidosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... - Metabolic acidosis ... resistance Impaired Renal ... deficiency • Renal ... Type IV RTA • Renal
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... - Metabolic acidosis ... resistance Impaired Renal ... deficiency • Renal ... Type IV RTA • Renal