6299 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
Concepts > < Osmolality ... vs osmolarity ... ★ Osmolality [ ... The osmolality is ... Osmolarity (mOsm
Contrast dyes are divided into three groups based on their osmolarity.  High-osmolar contrast medium (HOCM),
based on their osmolarity ... LowOsmolarity #Osmolality
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Check plasma osmolality ... NORMAL PLASMA OSMOLALITY ... DECREASED PLASMA OSMOLALITY ... Hypernatremia #Diagnosis
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Hyponatremia - Diagnostic ... Pathophysiology #Diagnosis ... Nephrology #UOsm #Osmolality
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
- Differential Diagnosis ... 24 hours Urine osmolality ... /18 HIGH urine osmolality ... Azotemia LOW urine osmolality ... #Differential #Diagnosis
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... retention 1) Serum Osmolarity ... 2) Urine Osmolarity ... #Differential #Diagnosis
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential Diagnosis ... /L High Urine Osmolality ... glucosuria Low Urine Osmolality ... #Differential #Diagnosis
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
approaches to the diagnosis ... same tests (serum osmolality ... , urine osmolality ... #Diagnosis #Hyponatremia
Algorithm for the diagnosis of hyponatremia.

If you start with the osmolalities, urinary sodium etc first and
Algorithm for the diagnosis ... make a correct diagnosis ... #Diagnosis #Hyponatremia ... Differential #Algorithm #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 ... Thiazides #UNAa #osmolality