LOINC
Version 2.69

55757-9Patient Health Questionnaire 2 item (PHQ-2) [Reported]Active

Term Description

The Patient Health Questionnaire-2 (PHQ-2) is a shorter version of the PHQ-9 containing two screening questions: one about the frequency of depressed mood and another about loss of interest in activities. A positive to either question indicates further testing is required.
Source: Regenstrief LOINC

Panel Hierarchy
Details for each LOINC in Panel LHC-Forms

LOINC Name R/O/C Cardinality Example UCUM Units
55757-9 Patient Health Questionnaire 2 item (PHQ-2) [Reported]
Indent44250-9 Little interest or pleasure in doing things
Indent44255-8 Feeling down, depressed, or hopeless
Indent55758-7 Patient Health Questionnaire 2 item (PHQ-2) total score [Reported] {score}

Fully-Specified Name

Component
Patient health questionnaire 2 item
Property
-
Time
Pt
System
^Patient
Scale
-
Method
Reported.PHQ

Basic Attributes

Class
PANEL.SURVEY.PHQ
Type
Surveys
First Released
Version 2.27
Last Updated
Version 2.54
Panel Type
Panel

LOINC FHIR® API Example - CodeSystem Request Get Info

https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=55757-9