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Chapters ENES DE

21Symptoms, signs or clinical findings, not elsewhere classified
Mental or behavioural symptoms, signs or clinical findings
MB26Symptoms or signs involving content of thought
MB26.0Delusion

MB26.06 category

Jealous delusion

Definition

A delusion that one's sexual partner is unfaithful.

Also indexed as

Jealous delusion

Nearby in Delusion

MB26.00Bizarre delusion
MB26.01Delusion of being controlled
MB26.02Delusion of guilt
MB26.03Delusion of reference
MB26.04Erotomanic delusion
MB26.05Grandiose delusion
MB26.07Persecutory delusion
MB26.08Religious delusion

PreviousMB26.05 — Grandiose delusion NextMB26.07 — Persecutory delusion

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
MA00-MA1YSymptoms, signs or clinical findings of blood, blood-forming organs, or the immune system
MA50-MA6YSymptoms, signs or clinical findings of endocrine, nutritional or metabolic diseases
MA80-MB0YSymptoms, signs or clinical findings of speech, language or voice
MB20-MB2YMental or behavioural symptoms, signs or clinical findings
MB40-MB9YSymptoms, signs or clinical findings of the nervous system
MC10-MC2YSymptoms, signs or clinical findings of the visual system
MC40-MC6YSymptoms, signs or clinical findings of ear or mastoid process
MC80-MC9YSymptoms, signs or clinical findings of the circulatory system
MD10-MD6YSymptoms, signs or clinical findings of the respiratory system
7 more
MB22Symptoms or signs involving motivation or energy
MB23Symptoms or signs involving appearance or behaviour
MB24Symptoms or signs involving mood or affect
MB25Symptoms or signs involving form of thought
MB26Symptoms or signs involving content of thought
MB27Symptoms or signs involving perceptual disturbance
MB28Symptoms or signs related to personality features
MB29Symptoms or signs involving eating and related behaviour
MB2ASymptoms or signs involving elimination
3 more
MB26.0Delusion
MB26.1Experiences of influence, passivity, and control
MB26.2Grandiosity
MB26.3Homicidal ideation
MB26.4Identity disturbance
MB26.5Obsessions
MB26.6Overvalued ideas
MB26.7Paranoid ideation
MB26.8Referential thinking
4 more
MB26.00Bizarre delusion
MB26.01Delusion of being controlled
MB26.02Delusion of guilt
MB26.03Delusion of reference
MB26.04Erotomanic delusion
MB26.05Grandiose delusion
MB26.06Jealous delusion
MB26.07Persecutory delusion
MB26.08Religious delusion
MB26.09Somatic delusion
MB26.0ANihilistic delusion
MB26.0BMisidentification delusion
MB26.0CDelusion of impoverishment
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).

Release 2026-01. View this entity in the official WHO ICD-11 browser.

This page reproduces WHO classification content for reference. It is not medical advice and must not be used to diagnose or treat. For coding decisions, consult the official release and your national coding guidelines.

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