Congenital High Airway Obstruction Syndrome (CHAOS)

Created

2025-10-06

Last Modified

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chaos_syndrome_codeset.csv (1.54 KB)
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Data Model

Abstract

Concept set to identify patients born with CHAOS syndrome.

Affiliation(s)

Children's Hospital of Philadelphia

Funder(s)

Provenance

This concept set was developed for a PEDSnet feasibility query investigating readily identifiable rare congenital anomalies.

Description

Concept set used to identify patients born with Congenital High Airway Obstruction Syndrome (CHAOS). This set is intended to be used in conjunction with several other concept sets identifying patients with rare congenital diseases (linked below).

Development Code

Vocabulary

Medication Classification Level

Clinical Subjects Headings

Data Source

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PEDSnet Production Database (2025-04)
(2025-04) PEDSnet Data Coordinating Center
PEDSnet production database containing de-identified aggregate electronic healthcare information for ten contributing pediatric healthcare institutions. This database corresponds to Version 5.7 of the PEDSnet data model.

#### **Learn about how to access PEDSnet data for research [here](https://pedsnet.org/database/access-to-data/).**
#### **Submit a [collaboration request](https://pedsnet.org/work-with-us/collaboration-request/).**

Related Phenotype

Related Person

Related Study

Related Concept Set

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Congenital Diaphragmatic Hernia
(2025-10-06) Children's Hospital of Philadelphia
Concept set intended to identify patients born with congenital diaphragmatic hernia.
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Congenital Anorectal Anomalies
(2025-10-10) Children's Hospital of Philadelphia
Concept set to identify patients with congenital anorectal anomalies.

Related Code

Related Publications

Creative Commons license

a CC-BY Attribution 4.0 license.
Except where otherwised noted, this item's license is described as a CC-BY Attribution 4.0 license.

Cite this Concept Set

Tomaiuolo, M.. (2025, October). Congenital High Airway Obstruction Syndrome (CHAOS). [Concept Set]. PEDSpace Knowledge Bank. https://doi.org/10.24373/pdsp-1