Platelet Distribution Width (PDW) Test – Comprehensive Blood Analysis
Understanding the Platelet Distribution Width Test
The Platelet Distribution Width (PDW) test is an essential hematological assessment that provides critical insights into your platelet health and function. Platelets, also known as thrombocytes, are small blood cells that play a vital role in blood clotting and wound healing. The PDW specifically measures the variation in platelet size within your bloodstream, offering valuable information about platelet production and maturation processes.
This sophisticated diagnostic tool utilizes advanced electrical impedance technology to accurately assess platelet heterogeneity. When your bone marrow produces platelets, they typically vary in size, and this variation can indicate different health conditions. A normal PDW suggests consistent platelet production, while abnormal values may signal underlying hematological disorders that require medical attention.
What the PDW Test Measures and Detects
The PDW test specifically evaluates the distribution width of platelets in your blood sample, providing crucial data about:
- Platelet Size Variation: Measures the range of platelet sizes present in circulation
- Bone Marrow Function: Indicates how effectively your bone marrow is producing platelets
- Platelet Production Rate: Helps assess whether platelet production is normal, increased, or decreased
- Hematological Disorders: Detects conditions affecting platelet formation and function
This test is particularly valuable for identifying disorders of hemopoiesis, the process by which blood cells are formed. Abnormal PDW values can signal various conditions including immune thrombocytopenia, myeloproliferative disorders, and bone marrow dysfunction.
Who Should Consider the PDW Test?
The PDW test is recommended for individuals experiencing specific symptoms or with certain risk factors:
Symptoms Indicating Need for Testing
- Unexplained bruising or excessive bleeding
- Frequent nosebleeds without apparent cause
- Petechiae (small red or purple spots on the skin)
- Prolonged bleeding from minor cuts or injuries
- Heavy menstrual bleeding in women
- Fatigue and weakness that may indicate blood disorders
Risk Factors and Medical Conditions
- Family history of bleeding disorders
- Previous abnormal complete blood count results
- Patients undergoing chemotherapy or radiation treatment
- Individuals with autoimmune conditions
- Patients with liver disease or spleen disorders
- Those taking medications that affect platelet function
Benefits of Taking the PDW Test
Undergoing the Platelet Distribution Width test offers numerous advantages for your health management:
- Early Detection: Identifies platelet disorders before they become serious health concerns
- Comprehensive Assessment: Provides detailed information about platelet production and function
- Treatment Guidance: Helps physicians develop appropriate treatment plans for hematological conditions
- Monitoring Tool: Allows tracking of platelet health over time for patients with chronic conditions
- Risk Assessment: Evaluates bleeding risks before surgical procedures
- Convenient Testing: Simple blood draw with no special preparation required
- Fast Results: Quick turnaround time with daily processing available
Understanding Your PDW Test Results
Interpreting your PDW test results requires professional medical expertise, but here’s general guidance:
Normal PDW Range
A normal PDW typically falls within a specific range, indicating consistent platelet production and proper bone marrow function. Your physician will consider your PDW results alongside other blood parameters for comprehensive assessment.
High PDW Values
Elevated PDW may indicate:
- Increased platelet destruction or consumption
- Bone marrow responding to increased demand for platelets
- Presence of larger, younger platelets in circulation
- Potential immune system disorders affecting platelets
Low PDW Values
Reduced PDW might suggest:
- Consistent platelet production with minimal size variation
- Possible bone marrow suppression
- Certain medication effects on platelet production
Always consult with your healthcare provider for proper interpretation of your specific results and appropriate next steps.
Test Information and Pricing
| Test Parameter | Details |
|---|---|
| Test Name | Platelet Distribution Width (PDW) Test |
| Discount Price | $4 USD |
| Regular Price | $6 USD |
| Turnaround Time | Daily |
| Sample Type | 3 mL (1 mL min.) whole blood in 1 Lavender Top (EDTA) tube |
| Shipping Instructions | Ship refrigerated. DO NOT FREEZE |
| Preparation | No special preparation required |
| Testing Method | Electrical Impedance |
Nationwide Testing Availability
GGC DNA provides comprehensive PDW testing services across the United States. We have conveniently located branches in all major cities including:
- New York, NY
- Los Angeles, CA
- Chicago, IL
- Houston, TX
- Phoenix, AZ
- Philadelphia, PA
- San Antonio, TX
- San Diego, CA
- Dallas, TX
- San Jose, CA
Our state-of-the-art facilities ensure accurate results and comfortable testing experiences for all patients.
Book Your PDW Test Today
Take control of your hematological health with our affordable and reliable Platelet Distribution Width testing. Early detection of platelet disorders can prevent complications and guide effective treatment strategies.
Call or WhatsApp us today at +1(267) 388-9828 to schedule your appointment!
Our friendly staff will assist you with appointment scheduling, answer any questions about the testing process, and help you understand what to expect during your visit. Don’t wait until symptoms worsen – proactive testing provides peace of mind and valuable health information.
With our discounted price of only $4 USD and convenient locations nationwide, there’s no reason to delay this important health assessment. Contact GGC DNA now and take the first step toward comprehensive platelet health evaluation.

