14 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Losses Non-renal ... vomiting) • Low ... K intake (anorexia ... #nephrology #low
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Algorithm UOsm ... EABV) - Consider: Hypovolemia ... Primary polydipsia, Low ... solute intake, Renal ... #causes #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... mOsm/kg - Implies renal ... • Euvolemic (Low ... #Algorithm #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... suggests extra-renal ... consumption • Low ... #diagnosis #Algorithm ... #low
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Differential Diagnosis Algorithm ... metastases, Hungry bone ... #Workup #Differential ... #nephrology #calcium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... can be high or low ... Present (Uosm ≥100): Hypovolemia ... table #sodium #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
- Renal Failure ... reabsorption) Workup ... 15 suggests ↓ renal ... acidosis) • Low ... #potassium #nephrology
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
Algorithm To assess ... (K⁺ <3.5 mEq/L) ... values suggest renal ... K wasting. ... #nephrology #low
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
Clinical Findings • Note ... : in DKA, body K ... To prevent hypokalemia ... patient has good renal ... produces them when low
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... : • Hypovolemia ... Syndrome, Chronic Renal ... diagnosis #causes #nephrology ... #sodium #low