33 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... Water and solute loading ... #Differential # ... #causes #nephrology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Diagnosis Framework 1) ... PTH-dependent 2) ... other hormonal causes ... for non-hormonal causes ... Diagnosis #algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... is ruled out, causes ... discrete buckets: 1. ... (low intake) 2. ... #Causes #workup
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... water loss, Serum Sodium ... diuresis (see Polyuria ... #Causes
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diabetes Insipidus Workup ... Step #1 - Consider ... history Step #2 ... #Sodium #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Volume Depleted - 2° ... Volume Expanded - 1° ... #Nephrology #Causes
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup ... Algorithm 1) ... renal mechanism 2) ... #Algorithm #nephrology ... #sodium
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: 1) ... the epidermis 2) ... Causes: 1) Exfoliative ... Histamine 4) Skin-homing ... #Differential #
Approach to Neonatal Jaundice

Causes of pathologic hyperbilirubinemia can be classified as due to (1) increased bilirubin
Neonatal Jaundice Causes ... classified as due to (1) ... non-hemolytic processes), (2) ... #Differential # ... Workup #bilirubinemia