62 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... Hypervolemic: Conn ... Diagnosis #Workup #Algorithm ... #nephrology #sodium
Medium (Elevated) Risk Osteoporosis Decision Aid - Elevated RISK (range: low - elevated - high)

The Osteoporosis
Medium (Elevated ... conveys the pros and cons ... decision aid It uses
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
the influx of sodium ... ions, whereas the ... correspond to the sodium-channel ... eflux of potassium ions ... Antiarrhythmics #Classes
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... treat underlying cause ... Pulmonary Diseases, CNS ... Differential #Diagnosis #Algorithm ... diagnosis #nephrology #sodium
Gram Positive Cocci - Bacteria Identification Algorithm
Catalase(+)
 - Coag(+): Staphylococcus aureus
 - Coag(-)
Identification Algorithm ... epidermidis and CONS ... identification #algorithm
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
vs Venous Blood Gases ... , PaCO2, HCO3) CONS
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
the lung) - CNS ... Differential #Diagnosis #Table ... #Causes #Sodium
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Differential Diagnosis Algorithm ... Increased renal sodium ... Differential #Diagnosis #Algorithm ... #Causes
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Insensible losses Sodium ... Malignancy - CNS ... Differential #Diagnosis #Table ... #Causes
Doxycycline - Coverage and Indications
 • Staphylococci (S aureus + CoNS)
 • The tick stuff: Borrelia
Staphylococci (S aureus + CoNS ... • "Atypical" causes