30 results
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
Causes of Hypokalemia ... or insufficient intake ... (Table 1).6–8 Abnormal ... , insufficient intake ... rarely the sole cause
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Decreased GI Uptake ... - Poor dietary intake ... Low #Magnesium #Table ... Classification #Causes
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
- Massive PO intake ... High #Magnesium #Table ... #Causes #Management
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Diagnosis Poor Intake ... Low #Potassium #Table ... Classification #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... relative solute intake ... Excessive Free water intake ... polydipsia), Low solute intake ... differential #diagnosis #table
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
losses, poor PO intake ... findings based on cause ... Differential #Diagnosis #table
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
process fracture Stable ... fractures: Don't cause ... deficit, still able ... complex (PLC) 0 Intact ... status 0 Intact
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
correctly diagnose a case ... that any given case ... implies being able ... it has a narrow focus ... #Calculation #Table
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
arrest where other causes ... chlorhexidine as cause ... as a possible cause ... consider → 3-4 ⓫ Take ... as patient is stable
Mains Electricity Failure - Guidelines for Crises in Anaesthesia
Unexpected total power failure is rare and unpredictable.
Guidelines for Crises ... oxygen supply intact ... until patient is stable ... to theatre with intact ... Guidelines for crises