Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
system
^Patient
scale
Nom = Nominal: Nominal or categorical responses that do not have a natural ordering. (e.g., names of bacteria, reported as answers, categories of appearance that do not have a natural ordering, such as, yellow, clear, bloody.
method
Additional Names
short name
Hx of Tobacco use
Basic Attributes
class
H&P.HX
type
2 Clinical
Associated Observations
LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations.
876 of 2000 most commonly performed tests by labs in USA
first released
last updated
2.73
last change type
MIN - change to field other than name
change reason
Removed "History of" from Component, changed Property from "Find" to "Hx", and removed "Reported" Method per 8/2015 Clinical LOINC Committee decision; Changed Component from "Tobacco use" to clarify meaning as the status of tobacco use, not the type of tobacco used
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