Serum osmolality measures particle concentration in your blood. It's vital for diagnosing various health conditions and hydration status. High levels suggest dehydration, while low levels may indicate overhydration or medical issues. Learn how it helps in non-medical fields!
Here are the basic details of the Serum Osmolality.
Also Known As | Blood Osmolality |
Type | Clinical laboratory test |
Purpose | Measures blood solute concentration |
Sample Type | Serum or plasma |
Preparation | None |
Fasting | Not necessary |
Gender | Unisex |
Age Group | All |
Normal Value | 275 to 295 mOsm/kg |
Reporting Time | 1 hr to 1 day |
Cost | 600-1000 INR* |
*Price range may vary as per location, lab type, and procedure of lab test.
Serum osmolality is a medical measure indicating the concentration of dissolved particles in your blood.
The purpose of the Serum Osmolality is to:
Here is the basic preparation for the Serum Osmolality.
Here is the basic Serum Osmolality Procedure.
Serum Osmolality Test Normal Report
Serum Osmolality Test Abormal Report
Here is the normal range of the Serum Osmolality.
Test | Normal Range |
---|---|
Serum Osmolality | 275 to 295 mOsm/kg |
Here is the Interpretation of the Serum Osmolality.
Test Result | Interpretation |
---|---|
Below 275 | Low osmolality (Overhydration) |
275-295 | Normal osmolality |
Above 295 | High osmolality (dehydration or other causes) |
Serum osmolality is a critical clinical measure, with normal values which aids in the assessment of hydration status and diagnosis of health conditions.
Possible Causes | Description |
---|---|
Dehydration | Loss of body fluids, insufficient water intake. |
Hyperglycemia | Elevated blood glucose levels, often in diabetes. |
Hypernatremia | Elevated blood sodium levels. |
Alcohol or Ethanol Poisoning | Ethanol can increase osmolality. |
Renal Dysfunction | Kidney issues affecting water balance. |
Elevated serum osmolality, often caused by factors like dehydration, hyperglycemia, or renal issues, warrants medical attention for proper diagnosis and treatment.
Possible Causes | Description |
---|---|
Overhydration | Excess fluid intake or retention. |
Hyponatremia | Low blood sodium levels. |
Syndrome of Inappropriate ADH (SIADH) | Overproduction of antidiuretic hormone. |
Hypothyroidism | Underactive thyroid gland affecting hormones and water balance. |
Kidney Disorders | Conditions affecting the kidney's ability to concentrate urine. |
Low serum osmolality, often caused by factors such as overhydration, hyponatremia, or kidney disorders, requires medical assessment for accurate diagnosis and treatment.
Here are the specimen requirements for the Serum Osmolality.
Specimen |
Serum or plasma |
|
Volume |
2 mL |
|
Container |
Red-top tube, gel-barrier tube, or green-top (heparin) tube |
|
Collection |
In pediatrics, capillary blood drawn from heel stick should be promptly separated from cells and transferred to a plastic tube. |
|
Storage |
Refrigerate |
|
Sample Stability |
Temperature |
Period |
Room temperature |
14 days |
|
Refrigerated |
14 days |
|
Frozen |
14 days |
|
Freeze/thaw cycles |
Stable x3 |
|
Causes for Rejection |
Hemolysis; EDTA plasma submitted |
Here is the basic limitation of Serum Osmolality.
Here are some of the risk factors of the Serum Osmolality.
Here are the Doctor's recommendations or consult a specialist after the Serum Osmolality.
Serum Osmolality Result | Doctor to Consult | Reason to Visit |
---|---|---|
High | Primary Care Physician | Dehydration or underlying issue. |
Normal | No specific referral | - |
Low | Primary Care Physician | Potential overhydration or issue. |
Here are the estimated Serum Osmolality Prices in India with different top cities:
City |
Price Range (INR)* |
600-800 |
|
800-1000 |
|
600-800 |
|
800-1000 |
|
600-800 |
|
800-1000 |
|
600-800 |
|
800-1000 |
|
800-1000 |
|
600-800 |
|
800-1000 |
|
600-800 |
|
800-1000 |
|
600-800 |
*Prices are approximate and vary depending on a specific laboratory or healthcare facility.
Summary
Overall, Serum osmolality, a blood test, assesses particle concentration, aiding in hydration evaluation and diagnosis of health issues. High or low levels may indicate various conditions, warranting further medical assessment. Also check Drlogy Test for detailed information about all medical tests for patients, doctors, scholers and medical students.
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