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title: "Radiology"
linktitle: "radiology"
weight: 1
date: 2021-03-02
description: >
Radiology reports


radiology

The radiology table contains free-text radiology reports associated with radiography imaging. Radiology reports cover a variety of imaging modalities: x-ray, computed tomography, magnetic resonance imaging, ultrasound, and so on. Free-text radiology reports are semi-structured and usually follow a consistent template for a given imaging protocol.

  • radiology_detail on note_id

Table columns

Name Postgres data type
note_id VARCHAR(25) NOT NULL
subject_id INTEGER NOT NULL
hadm_id INTEGER NOT NULL
note_type CHAR(2) NOT NULL
note_seq INTEGER NOT NULL
charttime TIMESTAMP NOT NULL
storetime TIMESTAMP
text TEXT NOT NULL

note_id

A unique identifier for the given note. note_id is composed of subject_id, the note_type (always two characters long), and a monotonically increasing integer, note_seq, in the following format: subject_id-note_type-note_seq.

subject_id

{{% include "/static/include/subject_id.md" %}}

hadm_id

{{% include "/static/include/hadm_id.md" %}}

note_type

The type of note recorded in the row. There are two types of note:

  • 'RR' - radiology report
  • 'AR' - radiology report addendum

note_seq

A monotonically increasing integer which chronologically sorts the notes within note_type categories. That is, notes can be ordered sequentially by note_seq.

charttime

The time at which the note was charted - this is usually the most relevant time for interpreting the content of the note, but it is not necessarily when the note was fully written.

storetime

The time at which the note was stored in the database. This is usually when the note was completed and signed.