53 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Workup Step 1 ... Step 2. ... • nephrotic syndrome ... Workup #Algorithm #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm 1) ... renal mechanism 2) ... , Cushing syndrome ... #Differential #
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Serum Osmolarity 2) ... #Differential # ... Diagnosis #Algorithm #nephrology
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
1. ... increasing Na ~5mEq 2. ... correction of 0.5-1 ... Demyelination Syndrome ... rate #management #nephrology
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Gallstone Diseases 1. ... Asymptomatic Stones 75% 2. ... Mirizzi's Syndrome ... GB Cancer < 0.1% ... Gallstone #Diseases #differential
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Workup Step #1 ... history Step #2 ... DrEricStrong #Hypernatremia ... Algorithm #Sodium #nephrology
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Cancer agents and ... Ifosfamide - Fanconi syndrome ... Trastuzumab • Hyponatremia ... resistance, PD-1 ... chemotherapy #diagnosis #differential
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Patients with Cancer ... Cancer Related ... (Interleukin-2) ... #Oncology #Differential ... Classification #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... Volume Depleted 2° ... Volume Expanded 1° ... / 2° hyperaldosteronism ... Diagnosis #Algorithm #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
approach to the differential ... 1) Is it hypotonic ... 2) Is ADH elevated ... demyelination syndrome ... #Differential #