11 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... type 4) - Salt wasting ... #Diagnosis #Low ... #Potassium #Table ... #Classification
Shock - Findings, Signs and Symptoms by Classification
 - Hypovolemic (Intravascular volume depletion)
 - Distributive (Vasodilation)
and Symptoms by Classification ... obstruction to blood flow ... DrEricStrong #Shock #Differential ... #Table #CriticalCare ... Symptoms #Findings #Comparison
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... consumption • Low ... #differential # ... #low
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... sensitivity for correct classification ... ) was 0.80 and specificity ... Thus, further testing ... Hypercalcemia #Workup #Differential
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... have almost 100% specificity ... for AI (but low ... require Cosyntropin testing ... Step 3) Differentiate
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table ... #Classification
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... can be high or low ... Cerebral Salt Wasting ... #Hyponatremia #differential ... #diagnosis #table
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Sensitivity & Specificity ... membranes synthetic now ... BAL GM does not differentiate ... Frozen ice-pops (in setting ... Galactomannan #diagnosis #comparison
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl > 1.6, low ... confirmed via genetic testing ... correcting serum potassium ... hypokalemia #diagnosis #differential
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
diuresis, salt-wasting ... Increased secretion of potassium ... #Hypokalemia #Differential ... #Diagnosis #Low ... #Potassium #Classification