197 results
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
vs osmolarity ... ★ Osmolality [ ... The osmolality is ... Osmolarity (mOsm ... #AcidBaseBalance
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
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
Methods for quantifying tricuspid regurgitation. In this figure, the 3 methods for quantifying tricuspid regurgitation are
measurements and calculations ... Regurgitation #Methods #Calculation
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
The GFR Clock for Staging CKD

Staging CKD is most frequently done by calculating the estimated glomerular
frequently done by calculating ... These calculations ... After calculating