734399004: Structure of left suprascapular nerve (body structure)

SNOMED CT Concept\Body structure\Anatomical or acquired body structure (body structure)\Anatomical structure\...

\Body system structure\Structure of subdivision of organ system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Nerve of brachial plexus distribution\Branch of brachial plexus\Branch of upper trunk of brachial plexus\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of subdivision of organ system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of subdivision of organ system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of subdivision of organ system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Nerve of brachial plexus distribution\Branch of brachial plexus\Branch of upper trunk of brachial plexus\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of subdivision of nervous system (body structure)\Peripheral nervous system structure\Peripheral nerve structure\Regional peripheral nerve\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of left half of nervous system (body structure)\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of regional nervous system (body structure)\Structure of nervous system of head and neck (body structure)\Structure of nervous system of neck (body structure)\Structure of cervical nervous system (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Structure of regional nervous system (body structure)\Structure of nervous system of head and neck (body structure)\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Nerve structure\Peripheral nerve structure\Regional peripheral nerve\Nerve of brachial plexus distribution\Branch of brachial plexus\Branch of upper trunk of brachial plexus\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Nerve structure\Peripheral nerve structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Nerve structure\Peripheral nerve structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body system structure\Structure of nervous system (body structure)\Nerve structure\Peripheral nerve structure\Regional peripheral nerve\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)

\Body tissue structure\Structure of soft tissue (body structure)\...

\Structure of soft tissue of extremity (body structure)\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Structure of soft tissue of extremity (body structure)\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)

\Peripheral nerve structure\Regional peripheral nerve\...

\Nerve of brachial plexus distribution\Branch of brachial plexus\Branch of upper trunk of brachial plexus\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)

\Peripheral nerve of limb\Peripheral nerve structure of upper limb\...

\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)

\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)

\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)

\Structure of soft tissue of head and/or neck (body structure)\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)

\Body region structure\Structure of joint region\Shoulder region structure\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of joint region\Shoulder region structure\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Nerve of brachial plexus distribution\Branch of brachial plexus\Branch of upper trunk of brachial plexus\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Extremity part\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Structure of left upper limb (body structure)\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Limb structure\Upper limb structure\Structure of left upper limb (body structure)\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Structure of left half of body\Structure of left half of nervous system (body structure)\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Structure of left half of body\Structure of left upper limb (body structure)\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane (body structure)\Structure of left half of body\Structure of left upper limb (body structure)\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Neck structure\Structure of nervous system of neck (body structure)\Structure of cervical nervous system (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Regional peripheral nerve\Nerve of brachial plexus distribution\Branch of brachial plexus\Branch of upper trunk of brachial plexus\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Regional peripheral nerve\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Regional peripheral nerve\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Structure of head and/or neck (body structure)\Scalp and/or neck structure (body structure)\Neck structure\Structure of nervous system of neck (body structure)\Structure of cervical nervous system (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Structure of head and/or neck (body structure)\Face and/or neck structure (body structure)\Neck structure\Structure of nervous system of neck (body structure)\Structure of cervical nervous system (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Structure of head and/or neck (body structure)\Structure of nervous system of head and neck (body structure)\Structure of nervous system of neck (body structure)\Structure of cervical nervous system (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Structure of head and/or neck (body structure)\Structure of nervous system of head and neck (body structure)\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Upper body structure\Upper body part structure\Structure of head and/or neck (body structure)\Structure of soft tissue of head and/or neck (body structure)\Structure of peripheral nerve of head and/or neck (body structure)\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Peripheral nerve of limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Structure of soft tissue of extremity (body structure)\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Extremity part\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of shoulder and/or upper arm (body structure)\Shoulder region structure\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of soft tissue within upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Upper extremity part\Structure of soft tissue within upper limb\Peripheral nerve structure of upper limb\Structure of suprascapular nerve\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Structure of left upper limb (body structure)\Structure of part of left upper limb\Structure of soft tissues of left upper extremity\Peripheral nerve structure of left upper limb (body structure)\Structure of left suprascapular nerve (body structure)
\Body region structure\Body part structure\Limb structure\Upper limb structure\Structure of left upper limb (body structure)\Structure of part of left upper limb\Structure of left shoulder region\Structure of left suprascapular nerve (body structure)

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2018. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

3506309016 Structure of left suprascapular nerve (body structure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

3506310014 Structure of left suprascapular nerve en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Structure of left suprascapular nerve (body structure)	Is a	Structure of suprascapular nerve	true	Inferred relationship	Some
Structure of left suprascapular nerve (body structure)	Is a	Structure of left shoulder region	true	Inferred relationship	Some
Structure of left suprascapular nerve (body structure)	Is a	Peripheral nerve structure of left upper limb (body structure)	true	Inferred relationship	Some
Structure of left suprascapular nerve (body structure)	Laterality	Left	true	Inferred relationship	Some

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Disorder of left suprascapular nerve (disorder)	Finding site	True	Structure of left suprascapular nerve (body structure)	Inferred relationship	Some	1

This concept is not in any reference sets