18 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
and 2, but not type ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Differential Diagnosis Algorithm ... Low Mean Corpuscular ... #Anemia #MCV #Classification ... #Causes #Hematology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
urgent nephrology evaluation ... : Hypovolemia, Low ... effective circulating volume ... PROBLEM ~80% of AKI cases ... CONSIDER INTRINSIC CAUSES
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... solubility: • Low ... urine volume ... Hypocitraturia • RTA Type ... #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... algorithm Urine ... poor response to volume ... can be high or low ... differential #diagnosis #table
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
Exclude other AKI causes ... Classification: ... HRS-AKI (formerly Type ... liver transplant evaluation ... essential in all cases
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... • Immunologic Workup ... in >90% - Low ... Positive in 60-80% of cases ... sle #comparison #table
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... value for this ... low, tests to detect ... decrease in most cases ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Mental Status Exam (MSE)
Note: The MSE is a "snapshot" of a patient at a specific time.
You
rate, rhythm and volume ... Thought Content - Types ... anxiety about work ... , the symptoms caused ... psychiatry #diagnosis #evaluation