11 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Urine Osmolarity 3) ... Acid → renal salt wasting ... #nephrology #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Workup Step #1 ... Uglucose Step #3 ... & desmopressin test ... #Sodium #nephrology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... test abnormalities ... Injury Differential ... #Injury #Differential
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Workup Step 1 ... Repeat the sodium ... administration Step 3. ... HYPERVOLEMIC • CHF • liver ... Diagnosis #Workup #Algorithm
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... extrahepatic source - Tests ... 3 • Chronic muscle ... injury: ~ 1 ... #injury #hepatitis
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
1) Is it hypotonic ... up to 3x in the setting ... include vaptans (HF/liver ... #Differential # ... #sodium
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Algorithm 1) Check ... urine osmolality 3) ... status, urine sodium ... #differential # ... hyponatremia #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... +K / serum Na >1 ... Cerebral Salt Wasting ... #differential # ... #nephrology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
CRP level: (1) ... hyperglobulinemia (3) ... as opposed to 1 ... IgM) levels • Hepatitis ... profile, including liver
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Dehydration - Loss of sodium ... heat illness → Hypernatremia ... Multi-system illness: 1. ... , ARDS, DIC) 3.