1Department of Neurology, Chung-Ang University Gwangmyeong Hospital, Gwangmyeong, Republic of Korea
2Department of Neurology, Dongtan Sacred Heart Hospital, Hallym University College of Medicine, Hwaseong, Republic of Korea
3Department of Neurology, School of Medicine, Kyungpook National University, Daegu, Republic of Korea
4Headache Diagnostic Laboratory, Danish Headache Center and Department of Neurology, Rigshospitalet Glostrup, Faculty of Health Sciences, University of Copenhagen, Glostrup, Denmark
© 2025 The Korean Headache Society
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
AVAILABILITY OF DATA AND MATERIAL
Data sharing is not applicable to this article as no new data were created or analyzed in this study.
AUTHOR CONTRIBUTIONS
Conceptualization: HJL, SJC, JGS; Data curation: JGS, HWS; Formal analysis: JGS, HWS; Investigation: SJC; Methodology: HJL, SJC; Project administration: SJC, HWS; Resources: JGS; Software: JGS; Supervision: SJC, HWS; Validation: HJL, SJC, JGS, HWS; Visualization: HJL; Writing–original draft: HJL, SJC; Writing–review & editing: JGS, SJC, HWS.
CONFLICT OF INTEREST
Soo-Jin Cho is the Editor-in-Chief of Headache and Pain Research and was not involved in the review process of this article.
Hye Jeong Lee is the Editor of Headache and Pain Research and was not involved in the review process of this article.
Jong-Geun Seo is the Editor of Headache and Pain Research and was not involved in the review process of this article.
All authors have no other conflicts of interest to declare.
FUNDING STATEMENT
Not applicable.
ACKNOWLEDGMENTS
Not applicable.
2.1. Infrequent episodic tension-type headache | 2.2. Frequent episodic tension-type headache | 2.3. Chronic tension-type headache |
2.4. Probable tension-type headache |
|||
---|---|---|---|---|---|---|
2.4.1. Probable infrequent episodic tension-type headache | 2.4.2. Probable frequent episodic tension-type headache | 2.4.3. Probable chronic tension-type headache | ||||
A | At least 10 episodes of headache occurring on <1 day/mo on average (<12 days/yr) and fulfilling criteria B–D | At least 10 episodes of headache occurring on 1–14 day/mo on average for >3 months (≥12 and <180 day/yr) and fulfilling criteria B–D | Headache occurring on ≥15 day/mo on average for >3 months (≥180 day/yr), fulfilling criteria B–D | One or more episodes of headache fulfilling all but one of criteria A–D for 2.1. Infrequent episodic tension-type headache | Episodes of headache fulfilling all but one of criteria A–D for 2.2. Frequent episodic tension-type headache | Headache fulfilling all but one of criteria A–D for 2.3. Chronic episodic tension-type headache |
B | Lasting from 30 minutes to 7 days | Lasting hours to days, or unremitting | Not fulfilling ICHD-3 criteria for any other headache disorder | |||
C | At least two of the following four characteristics: | Not better accounted for by another ICHD-3 diagnosis | ||||
1. bilateral location | ||||||
2. pressing or tightening (non-pulsating) quality | ||||||
3. mild or moderate intensity | ||||||
4. not aggravated by routine physical activity such as walking or climbing stairs | ||||||
D | Both of the following: | Both of the following: | ||||
1. no nausea or vomiting | 1. no more than one of photophobia, phonophobia or mild nausea | |||||
2. no more than one of photophobia or phonophobia | 2. neither moderate or severe nausea nor vomiting | |||||
E | Not better accounted for by another ICHD-3 diagnosis1 |
2.1. Infrequent episodic tension-type headache | 2.2. Frequent episodic tension-type headache | 2.3. Chronic tension-type headache | 2.4. Probable tension-type headache |
|||
---|---|---|---|---|---|---|
2.4.1. Probable infrequent episodic tension-type headache | 2.4.2. Probable frequent episodic tension-type headache | 2.4.3. Probable chronic tension-type headache | ||||
A | At least 10 episodes of headache occurring on <1 day/mo on average (<12 days/yr) and fulfilling criteria B–D | At least 10 episodes of headache occurring on 1–14 day/mo on average for >3 months (≥12 and <180 day/yr) and fulfilling criteria B–D | Headache occurring on ≥15 day/mo on average for >3 months (≥180 day/yr), fulfilling criteria B–D | One or more episodes of headache fulfilling all but one of criteria A–D for 2.1. Infrequent episodic tension-type headache | Episodes of headache fulfilling all but one of criteria A–D for 2.2. Frequent episodic tension-type headache | Headache fulfilling all but one of criteria A–D for 2.3. Chronic episodic tension-type headache |
B | Lasting from 30 minutes to 7 days | Lasting hours to days, or unremitting | Not fulfilling ICHD-3 criteria for any other headache disorder | |||
C | At least two of the following four characteristics: | Not better accounted for by another ICHD-3 diagnosis | ||||
1. bilateral location | ||||||
2. pressing or tightening (non-pulsating) quality | ||||||
3. mild or moderate intensity | ||||||
4. not aggravated by routine physical activity such as walking or climbing stairs | ||||||
D | Both of the following: | Both of the following: | ||||
1. no nausea or vomiting | 1. no more than one of photophobia, phonophobia or mild nausea | |||||
2. no more than one of photophobia or phonophobia | 2. neither moderate or severe nausea nor vomiting | |||||
E | Not better accounted for by another ICHD-3 diagnosis1 |