Histology Grade Assessment (Specimen: Notti)
This test involves examining tissue samples under a microscope to determine the grade of cancerous cells, often used in oncology to guide treatment planning.
["Microscopic evaluation of tissue helps doctors assess how aggressive cancer cells are."]
Key facts at a glance
- LOINC
- 42801-1
- Short code
- Deprecated Histology grade Ca spec Notti
- Synonyms
- Deprecated Histology grade Ca spec Notti
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- nottingham-combined
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
What Is Histology Grade Assessment?
Histology grade assessment evaluates the microscopic appearance of cancer cells in a tissue sample. It categorizes cells based on how abnormal they look compared to normal cells, which helps determine the cancer’s potential to grow and spread. This process is typically performed on biopsy or surgical specimens, often stained with dyes like hematoxylin and eosin (H&E) for better visualization.
How Is This Test Performed?
A small sample of tissue is taken during a biopsy or surgery and sent to a pathology lab. The sample is fixed, sliced into thin sections, and stained. A pathologist then examines the slides under a microscope to assess cellular characteristics such as shape, size, and organization. The grade is often reported as low-grade (less aggressive) or high-grade (more aggressive) cancer cells.
Why Is This Test Important?
The grade of cancer provides critical information for treatment decisions. Higher-grade cancers may require more aggressive therapies, while lower-grade cancers might be managed with less intense approaches. This test helps doctors tailor treatment plans to the specific needs of the patient.
What Does the Test Result Mean?
Results are typically reported as a grade (e.g., well-differentiated, moderately differentiated, poorly differentiated) rather than a numerical value. A pathologist will interpret the findings and communicate them to your healthcare provider, who will discuss implications for your care.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Clinical Significance: Histology Grade Assessment
Frequently asked questions
How often does this test cause discomfort or side effects?
What if my biopsy sample is insufficient for grading?
Can this test be done on urine or blood instead of tissue?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy