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Overview
Model 2026 02 25
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Model: January 29, 2026

Conditions

Adults – 12+ yr.

Pediatrics: 0-12 yr.

Symptoms

Added (7)

IDConceptAge groups
s_3474Dizziness, lasting 4 weeks or more
Name:Dizziness, lasting 4 weeks or more
Name_common:Episode of dizziness lasting 4 weeks or more
Question:Has the current episode of dizziness lasted 4 weeks or more?
Question_someone:Has the current episode of dizziness lasted 4 weeks or more?
Question_child:Has the current episode of dizziness lasted 4 weeks or more?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['dazed for more than 4 weeks', 'dizziness lasting 28 days or more', 'dizziness lasting four weeks or more', 'dizzy for 4 weeks or more', 'faintness lasting more than 4 weeks', 'feel dizzy for more than 4 weeks', 'giddiness lasting more than 4 weeks', 'giddy for more than 4 weeks', 'lightheaded for more than 4 weeks', 'lightheadedness lasting more than 4 weeks', 'spinning sensation lasting more than 4 weeks']
Synonyms_professional:['disequilibrium lasting 4 weeks or more', 'presyncope lasting more than 4 weeks', 'vertigo lasting more than 4 weeks', 'vestibulopathy lasting more than 4 weeks']
AdultsPediatrics
s_3475Dizziness, lasting between 1 and 24 hours
Name:Dizziness, lasting between 1 and 24 hours
Name_common:Episode of dizziness lasting between 1 and 24 hours
Question:Has the current episode of dizziness lasted at least 1 hour and less than 24 hours?
Question_someone:Has the current episode of dizziness lasted at least 1 hour and less than 24 hours?
Question_child:Has the current episode of dizziness lasted at least 1 hour and less than 24 hours?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['dazed between 1 and 24 hours', 'dizziness between 1 and 24 hours', 'dizzy between 1 and 24 hours', 'faintness between 1 and 24 hours', 'feel dizzy between 1 and 24 hours', 'giddiness between 1 and 24 hours', 'giddy between 1 and 24 hours', 'lightheadedness between 1 and 24 hours', 'lightheaded between 1 and 24 hours', 'spinning sensation between 1 and 24 hours']
Synonyms_professional:['disequilibrium between 1 and 24 hours', 'presyncope between 1 and 24 hours', 'vertigo between 1 and 24 hours', 'vestibulopathy between 1 and 24 hours']
AdultsPediatrics
s_3473Dizziness, lasting between 1 and 4 weeks
Name:Dizziness, lasting between 1 and 4 weeks
Name_common:Episode of dizziness lasting between 1 and 4 weeks
Question:Has the current episode of dizziness lasted between 1 and 4 weeks?
Question_someone:Has the current episode of dizziness lasted between 1 and 4 weeks?
Question_child:Has the current episode of dizziness lasted between 1 and 4 weeks?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['dazed for 1 to 4 weeks', 'dizziness lasting between one and four weeks', 'dizzy for 1 to 4 weeks', 'faintness lasting between 1 and 4 weeks', 'giddiness lasting between 1 and 4 weeks', 'giddy lasting between 1 and 4 weeks', 'heavy head feeling lasting between 1 and 4 weeks', 'lightheaded for 1 to 4 weeks', 'lightheadedness lasting between 1 and 4 weeks', 'spinning sensation lasting between 1 and 4 weeks']
Synonyms_professional:['vertigo lasting between 1 and 4 weeks', 'disequilibrium lasting between 1 and 4 weeks', 'presyncope lasting between 1 and 4 weeks', 'vestibulopathy lasting between 1 and 4 weeks']
AdultsPediatrics
s_3472Dizziness, lasting between 1 and 7 days
Name:Dizziness, lasting between 1 and 7 days
Name_common:Episode of dizziness lasting between 1 and 7 days
Question:Has the current episode of dizziness lasted at least 1 day and less than 7 days?
Question_someone:Has the current episode of dizziness lasted at least 1 day and less than 7 days?
Question_child:Has the current episode of dizziness lasted at least 1 day and less than 7 days?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['dazed lasting between 1 and 7 days', 'dizziness lasting between 1 and 7 days', 'dizzy for 1 to 7 days', 'faintness lasting between 1 and 7 days', 'feeling dizzy lasting between 1 and 7 days', 'giddiness lasting between 1 and 7 days', 'giddy lasting between 1 and 7 days', 'lightheaded lasting between 1 and 7 days', 'lightheadedness lasting between 1 and 7 days', 'spinning sensation lasting between 1 and 7 days']
Synonyms_professional:['vertigo lasting between 1 and 7 days', 'disequilibrium lasting between 1 and 7 days', 'presyncope lasting between 1 and 7 days', 'vestibulopathy lasting between 1 and 7 days']
AdultsPediatrics
s_3476Dizziness, lasting less than 1 hour
Name:Dizziness, lasting less than 1 hour
Name_common:Episode of dizziness lasting less than 1 hour
Question:Has the current episode of dizziness lasted less than 1 hour?
Question_someone:Has the current episode of dizziness lasted less than 1 hour?
Question_child:Has the current episode of dizziness lasted less than 1 hour?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['dazed for less than 1 hour', 'dizziness lasting less than one hour', 'dizzy for less than 1 hour', 'faintness lasting less than an hour', 'feel dizzy for less than 1 hour', 'giddiness lasting less than 1 hour', 'giddy for less than 1 hour', 'lightheaded for less than 1 hour', 'lightheadedness lasting less than 1 hour', 'spinning sensation lasting less than 1 hour']
Synonyms_professional:['disequilibrium lasting less than 1 hour', 'presyncope lasting less than 1 hour', 'vertigo lasting less than 1 hour', 'vestibulopathy lasting less than 1 hour']
AdultsPediatrics
s_3468Dizziness, present
Name:Dizziness, present
Name_common:Present dizziness
Question:Is the current episode of dizziness still ongoing?
Question_someone:Is the current episode of dizziness still ongoing?
Question_child:Is the current episode of dizziness still ongoing?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['ongoing dizziness', 'active dizzy spells', 'current spinning', 'lasting wooziness', 'persistent giddiness', 'constant unsteadiness', 'continuous lightheadedness']
Synonyms_professional:['active vertigo', 'persistent disequilibrium', 'presenting presyncope', 'unresolved vestibulopathy', 'continuous lightheadedness']
AdultsPediatrics
s_3469Dizziness, resolved
Name:Dizziness, resolved
Name_common:Resolved dizziness
Question:Has the current episode of dizziness passed?
Question_someone:Has the current episode of dizziness passed?
Question_child:Has the current episode of dizziness passed?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['resolved vertigo', 'subsided lightheadedness', 'ceased unsteadiness', 'remitted giddiness', 'cleared wooziness', 'settled disequilibrium', 'vanished dizziness', 'terminated dizziness']
Synonyms_professional:['resolved episodic vestibular syndrome', 'remitted vertigo', 'ceased disequilibrium', 'subsided presyncope']
AdultsPediatrics

Removed (3)

IDConceptAge groups
s_3454Smoking cigarettes, active smoker or smoker who quit less than 5 years ago
Name:Smoking cigarettes, active smoker or smoker who quit less than 5 years agoNone
Question:Are you a current smoker, or did you quit smoking less than 5 years ago?None
Question_someone:Is he|she a current smoker, or did he|she quit smoking less than 5 years ago?None
Answers:['Yes', 'No', "Don't know"][]
Adults
s_3455Smoking cigarettes, smoker who quit more than 5 years ago
Name:Smoking cigarettes, smoker who quit more than 5 years agoNone
Question:Did you quit smoking more than 5 years ago?None
Question_someone:Did he|she quit smoking more than 5 years ago?None
Answers:['Yes', 'No', "Don't know"][]
Adults
s_93Smoking, more than 20 cigarettes a day
Name:Smoking, more than 20 cigarettes a dayNone
Name_common:Smoking more than 20 cigarettes a dayNone
Question:Do you smoke more than 20 cigarettes a day?None
Question_someone:Does he|she smoke more than 20 cigarettes a day?None
Answers:['Yes', 'No', "Don't know"][]
Synonyms:['smoking a lot', 'smoking a lot of cigarettes'][]
Synonyms_professional:['constant smoking'][]
Adults

Updated (3)

IDConceptAge groups
s_1926Cold and clammy skin
Question:Is your skin cold and clammy?“Does your skin feel unusually icy and damp to the touch, even when you are at rest in a comfortably warm room?”
AdultsPediatrics
s_3457Smoking cigarettes, occasional smoker
Name_common:Occasional cigarette smoker
Question:Do you smoke cigarettes occasionally?Do you smoke cigarettes occasionally - meaning not every day, or only in certain social situations?
Adults
s_393Urticaria
Question:Does any area on your skin itch and seem to be raised?Does any area on your skin itch and seem to be raised or swollen?
AdultsPediatrics

Risk factors

Added (5)

IDConceptAge groups
p_737History of smoking cigarettes
Name:History of smoking cigarettes
Name_common:Smoked at least 100 cigarettes in a lifetime
Question:Have you smoked at least 100 cigarettes in your lifetime?
Question_someone:Has he|she smoked at least 100 cigarettes in his|her lifetime?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['cigarettes smoker']
Explication_adult:It refers to a person who has smoked at least 100 cigarettes in their lifetime, corresponding to approximately five packs in total.
Explication_senior:It refers to a person who has smoked at least 100 cigarettes in their lifetime, corresponding to approximately five packs in total.
Adults
p_738Smoking cigarettes, current smoker
Name:Smoking cigarettes, current smoker
Name_common:Current cigarette smoking
Question:Are you a current smoker?
Question_someone:Is he|she a current smoker?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['current smoker', 'current cigarette smoker']
Explication_adult:This term refers to a person who is a regular smoker at present and has smoked at least 100 cigarettes in a lifetime.
Explication_senior:This term refers to a person who is a regular smoker at present and has smoked at least 100 cigarettes in a lifetime.
Adults
p_740Smoking cigarettes, former smoker, who quit smoking 5 to 15 years ago
Name:Smoking cigarettes, former smoker, who quit smoking 5 to 15 years ago
Name_common:Past cigarette smoking 5 to 15 years ago
Question:Did you quit smoking between 5 and 15 years ago?
Question_someone:Did he|she quit smoking between 5 and 15 years ago?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['ex-cigarette smoker who quit between 5 and 15 years ago', 'former smoker, who quit between 5 and 15 years ago', 'smoker, who quit between 5 and 15 years ago', 'smoking quitter (between 5 and 15 years ago)']
Synonyms_professional:['smoking cessation between 5 and 15 years ago']
Explication_adult:This refers to a person who previously smoked cigarettes (at least 100 in their lifetime) but had quit smoking between 5 and 15 years ago.
Explication_senior:This refers to a person who previously smoked cigarettes (at least 100 in their lifetime) but had quit smoking between 5 and 15 years ago.
Adults
p_739Smoking cigarettes, former smoker, who quit smoking less than 5 years ago
Name:Smoking cigarettes, former smoker, who quit smoking less than 5 years ago
Name_common:Past cigarette smoking less than 5 years ago
Question:Did you quit smoking less than 5 years ago?
Question_someone:Did he|she quit smoking less than 5 years ago?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['ex-cigarette smoker who quit less than 5 years ago', 'former smoker, who quit less than 5 years ago', 'recent smoking quitter (less than 5 years)', 'smoker, who quit less than 5 years ago']
Synonyms_professional:['recent smoking cessation (less than 5 years)']
Explication_adult:This refers to a person who previously smoked cigarettes (at least 100 in their lifetime) but had quit smoking less than 5 years ago.
Explication_senior:This refers to a person who previously smoked cigarettes (at least 100 in their lifetime) but had quit smoking less than 5 years ago.
Adults
p_741Smoking cigarettes, former smoker, who quit smoking more than 15 years ago
Name:Smoking cigarettes, former smoker, who quit smoking more than 15 years ago
Name_common:Past cigarette smoking more than 15 years ago
Question:Did you quit smoking more than 15 years ago?
Question_someone:Did he|she quit smoking more than 15 years ago?
Answers:['Yes', 'No', "Don't know"]
Synonyms:['ex-cigarette smoker who quit more than 15 years ago', 'former smoker, who quit more than 15 years ago', 'smoker, who quit more than 15 years ago', 'smoking quitter (more than 15 years ago)']
Synonyms_professional:['smoking cessation more than 15 years ago']
Explication_adult:This refers to a person who previously smoked cigarettes (at least 100 in their lifetime) but had quit smoking more than 15 years ago.
Explication_senior:This refers to a person who previously smoked cigarettes (at least 100 in their lifetime) but had quit smoking more than 15 years ago.
Adults

Removed (1)

IDConceptAge groups
p_28Smoking cigarettes
Name:Smoking cigarettesNone
Question:Do you smoke or have you smoked cigarettes in the past for at least 10 years?None
Question_someone:Does he|she smoke or has he|she smoked cigarettes in the past for at least 10 years?None
Answers:['Yes', 'No', "Don't know"][]
Synonyms:['smoke cigarettes for at least 10 years'][]
Synonyms_professional:['smoker for at least 10 years', 'tobacco use for at least 10 years'][]
Explication_infant:Tobacco smoking is the act of inhaling smoke from burning tobacco, usually in cigarettes, cigars, or pipes. It exposes users to nicotine and harmful chemicals.None
Explication_toddler:Tobacco smoking is the act of inhaling smoke from burning tobacco, usually in cigarettes, cigars, or pipes. It exposes users to nicotine and harmful chemicals.None
Explication_child:Tobacco smoking is the act of inhaling smoke from burning tobacco, usually in cigarettes, cigars, or pipes. It exposes users to nicotine and harmful chemicals.None
Explication_adult:Tobacco smoking is the act of inhaling smoke from burning tobacco, usually in cigarettes, cigars, or pipes. It exposes users to nicotine and harmful chemicals.None
Explication_senior:Tobacco smoking is the act of inhaling smoke from burning tobacco, usually in cigarettes, cigars, or pipes. It exposes users to nicotine and harmful chemicals.None
Adults

Updated (1)

IDConceptAge groups
p_734Smoking cigarettes, between 20-39 pack-years
Name:Smoking cigarettes, between 20 -39 pack-yearsSmoking cigarettes, between 20-39 pack-years
Adults

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