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HomeConditionsDepression & Bipolar (Mood Disorders)Cyclothymic Disorder
Mental Health Condition

Cyclothymic Disorder

Overview

Description

Cyclothymic Disorder is a chronic mood disorder characterized by numerous periods of hypomanic symptoms and periods of depressive symptoms that do not meet full criteria for a hypomanic, manic, or major depressive episode. Symptoms persist for at least 2 years in adults (1 year in children/adolescents) with no symptom-free period longer than 2 months.

Prevalence

Lifetime prevalence estimated at 0.4–1%, but often underrecognized or misdiagnosed as personality disorder or recurrent depression.

Age of Onset

Usually adolescence or early adulthood; insidious onset with chronic course.

DSM-5 Code

301.13

ICD-10 Code

F34.0

Reviewed by the HeyPsych Medical Review Board
Board-certified psychiatrists and mental health professionals
Medical Review Board
Published: August 15, 2025
Last Updated: January 9, 2026
Last Reviewed: January 9, 2026

Diagnostic Criteria

Symptoms

Prognosis

Evaluation

Specifiers

Neurobiology

Risk Factors

Comorbidities

Warning Signs

Impact On Life

Severity Levels

Treatment Goals

Prognosis Factors

When To Seek Help

Real Life Examples

Developmental Stages

Self Help Strategies

Treatment Approaches

Overdiagnosis Factors

Missed Diagnosis Factors

This information about mental health conditions is for educational purposes only. If you believe you may be experiencing symptoms of a mental health condition, please consult with a qualified healthcare professional for proper evaluation and diagnosis.

Seeking Help for Cyclothymic Disorder?

If you recognize these symptoms in yourself or a loved one, know that help is available. Mental health conditions are treatable with options like Cognitive Behavioral Therapy, and early intervention can make a significant difference.
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