72 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Losses Non-renal ... vomiting) • Low ... #Algorithm #nephrology ... #low #potassium
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... EABV) - Consider: Hypovolemia ... Primary polydipsia, Low ... solute intake, Renal ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Uric Acid - Low ... High Uric Acid → renal ... #Algorithm #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... Malignancy True hypovolemia ... GI losses • Renal ... #Nephrology #Differential ... #Diagnosis #Algorithm
Kidney Biopsy - Diagnosis Algorithms
1) Normal Glomerulus by LM
2) Glomerular Crescents
3) Double Contours of GBM
4) Endocapillary
Kidney Biopsy - ... Diagnosis Algorithms ... #Biopsy #renal ... #Diagnosis #Algorithm ... #nephrology #pathology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... Malignancy True hypovolemia ... GI losses • Renal ... #Nephrology #Differential ... #Diagnosis #Algorithm
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 ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Algorithm Hypovolemia ... #Algorithm #Causes ... #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... ON (UNa < 30): Hypovolemia ... Primary polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... - Urine sodium low ... and uric acid low ... #Differential #Algorithm ... #Diagnosis #Nephrology