197 results
Calculating Plasma Osmolality and Osmolal Gap

Calculated Osmolality = 2 x Na  + Glucose/18 + BUN/2.8
Calculating Plasma ... Osmolality and ... Calculated Osmolality ... - Measured Osmolality ... #Calculation #Diagnosis
Urine Osmolar Gap Calculation

Urine Osmolar Gap represents ammonium salts = Measured Urine Osmolality - (2 x
Urine Osmolar Gap Calculation ... Measured Urine Osmolality ... Diagnosis #Nephrology #Calculation
Fluids, Electrolytes, Acid-Base
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General Concepts
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< Osmolality vs osmolarity
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Osmolality
[H 20)
Milliosmoles per kg of water. The osmolality is the
Concepts > < Osmolality ... vs osmolarity ... ★ Osmolality [ ... The osmolality is ... Osmolarity (mOsm
Bazett Formula for Calculating QTc on EKG

#Diagnosis #Cardiology #MedStudent #ECG #EKG #Calculation #QTc #Bazett #Formula
Bazett Formula for Calculating ... MedStudent #ECG #EKG #Calculation
Contrast dyes are divided into three groups based on their osmolarity.  High-osmolar contrast medium (HOCM),
based on their osmolarity ... LowOsmolarity #Osmolality
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Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Check plasma osmolality ... NORMAL PLASMA OSMOLALITY ... DECREASED PLASMA OSMOLALITY ... INCREASED PLASMA OSMOLALITY
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Measuring the serum osmolality ... concentration and urine osmolality ... fall in serum osmolality ... detect the plasma osmolality ... pituitary into the circulation
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
24 hours Urine osmolality ... /18 HIGH urine osmolality ... Azotemia LOW urine osmolality
Methods for quantifying tricuspid regurgitation. In this figure, the 3 methods for quantifying tricuspid regurgitation are
measurements and calculations ... Regurgitation #Methods #Calculation
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Nephrology #UOsm #Osmolality