38 results
Hypernatremia - Differential Diagnosis Workup Algorithm

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

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... & desmopressin test ... Algorithm #Sodium #nephrology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... , hypotension, hyponatremia ... ACTH) stimulation test ... baseline ACTH - Secondary
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Tea and Toast Syndrome ... Beer Potomania - Low ... #causes #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential ... Diagnosis Algorithm ... Hypercalcemia Low ... #Workup #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... Diagnosis Algorithm ... metastases, Hungry bone syndrome ... #nephrology #calcium
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Hypertension - Differential ... Diagnosis and Screening ... disease - Renal ultrasound ... #Screening #Workup
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... High Al, High R - Secondary ... #Diagnosis #Algorithm ... #nephrology #causes
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Ifosfamide - Fanconi syndrome ... , Imatinib- Secondary ... Trastuzumab • Hyponatremia ... #chemotherapy #diagnosis ... #differential
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Diagnosis Framework ... • Normal or Low ... #nephrology