Ccnaskullxr
Key facts at a glance
- LOINC
- 60655-8
- Short code
- ACRLEN
- Synonyms
- CC-Na Skull XR
- Category
- chemistry
- Sample
- serum
- Container
- Not applicable - imaging study, no specimen container required
- Units
- N/A
- Ref low
- 65
- Ref high
- 75
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 0–120 years
- Method
- xr-measured
- CPT
- 70250
- SNOMED
- 168537006
- Specimen volume
- Not applicable
- Stability
- Not applicable
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 1–24 hours
- Order
- routine
Reference range
Reference values vary by age, sex, and ethnicity. Anterior cranial length is typically measured on lateral skull radiographs from nasion to frontal bone prominence. Normal adult anterior cranial base length ranges from approximately 65-75 mm. Pediatric values vary significantly with age and growth stage.N/A
No special patient preparation is required. Patient should remove all metallic objects including jewelry, hair accessories, dentures, and eyeglasses from the head and neck region prior to imaging.
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