16662531000119101: Dissection of bilateral popliteal arteries (disorder)

SNOMED CT Concept\constatation clinique\...

\constatation à propos de la structure d'un membre\affection d'une extrémité\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\affection d'une extrémité\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\affection d'une extrémité\Disorder of lower extremity (disorder)\Disorder of left lower extremity (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\affection d'une extrémité\Disorder of lower extremity (disorder)\Disorder of right lower extremity (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\affection d'une extrémité\Disorder of lower extremity (disorder)\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\affection d'une extrémité\Disorder of lower extremity (disorder)\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\Finding of lower limb\Disorder of lower extremity (disorder)\Disorder of left lower extremity (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\Finding of lower limb\Disorder of lower extremity (disorder)\Disorder of right lower extremity (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\Finding of lower limb\Disorder of lower extremity (disorder)\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation à propos de la structure d'un membre\Finding of lower limb\Disorder of lower extremity (disorder)\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection

\constatation générale à propos des tissus mous\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Arterial finding\constatation artérielle systémique\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Arterial finding\constatation artérielle systémique\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\lésion de tissu mou\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\lésion de tissu mou\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation générale à propos des tissus mous\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection

\hémorragie\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\...

\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection

\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection

\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Arterial finding\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Arterial finding\constatation artérielle systémique\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Arterial finding\constatation artérielle systémique\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\constatation cardiovasculaire\Blood vessel finding\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection

\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'un système corporel\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'une extrémité\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'une extrémité\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'une extrémité\Disorder of lower extremity (disorder)\Disorder of left lower extremity (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'une extrémité\Disorder of lower extremity (disorder)\Disorder of right lower extremity (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'une extrémité\Disorder of lower extremity (disorder)\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\affection d'une extrémité\Disorder of lower extremity (disorder)\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\lésion de tissu mou\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\lésion de tissu mou\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\Hemorrhage of blood vessel (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\affection vasculaire d'un membre\Vascular disorder of lower extremity (disorder)\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Disease of non-coronary systemic artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of right popliteal artery (disorder)\Bilateral popliteal artery dissection
\Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\Disorder of artery (disorder)\Arterial haemorrhage\Dissection of artery\Dissection of artery of lower limb (disorder)\Dissection of left popliteal artery (disorder)\Bilateral popliteal artery dissection

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2021. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

4572532017 Bilateral popliteal artery dissection en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4572533010 Dissection of bilateral popliteal arteries en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4572534016 Dissection of both popliteal arteries en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4572535015 Dissection of bilateral popliteal arteries (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Bilateral popliteal artery dissection	est un(e) (attribut)	Dissection of left popliteal artery (disorder)	true	Inferred relationship	Some
Bilateral popliteal artery dissection	localisation d'une constatation (attribut)	Structure of wall of left popliteal artery (body structure)	true	Inferred relationship	Some	1
Bilateral popliteal artery dissection	morphologie associée (attribut)	Dissecting haemorrhage	true	Inferred relationship	Some	2
Bilateral popliteal artery dissection	morphologie associée (attribut)	Dissecting haemorrhage	true	Inferred relationship	Some	1
Bilateral popliteal artery dissection	est un(e) (attribut)	Dissection of right popliteal artery (disorder)	true	Inferred relationship	Some
Bilateral popliteal artery dissection	localisation d'une constatation (attribut)	Structure of wall of right popliteal artery	true	Inferred relationship	Some	2

Inbound Relationships

Type

Active

Source

Characteristic

Refinability

Group

Reference Sets

Canada English language reference set (foundation metadata concept)