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XExtension Codes
Histopathology
Adenomas and adenocarcinomas
Adenomas, benign

XH9PD9 category

Traditional sessile serrated adenoma

Also indexed as

Traditional sessile serrated adenoma

Nearby in Adenomas, benign

XH9574Acidophil adenoma
XH3DV3Adenoma, NOS
XH1CV4Adenomatous polyposis coli
XH1YP0Adrenal cortical adenoma, clear cell
XH2CT2Adrenal cortical adenoma, compact cell
XH60N5Adrenal cortical adenoma, glomerulosa cell
XH2VZ8Adrenal cortical adenoma, mixed cell
XH2FJ6Adrenal cortical adenoma, pigmented

PreviousXH63V9 — Sessile serrated polyp NextXH5QL3 — Atypical adenomatous hyperplasia

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
Temporality
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Topology Scale Value
Anatomy and topography
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
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Acinar cell neoplasms
Adenomas and adenocarcinomas
Adnexal and skin appendage neoplasms
Basal cell neoplasms
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Complex epithelial neoplasms
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Cystic, mucinous and serous neoplasms
Ductal and lobular neoplasms
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Adenomas, benign
Adenocarcinomas in situ
Adenocarcinomas, malignant
Adenomas and adenocarcinomas, uncertain whether benign or malignant
XH0731Villous papilloma
XH8UC1Water-clear cell adenoma
XH28X1Cylindroma of breast
XH8MU5Adenomatous polyp, NOS
XH7SY6Tubular adenoma, NOS
XH2F06Sessile serrated adenoma
XH63V9Sessile serrated polyp
XH9PD9Traditional sessile serrated adenoma
XH5QL3Atypical adenomatous hyperplasia
XH09B0Papillary adenoma, NOS
XH90D6Villous adenoma, NOS
XH10B0Tubulovillous adenoma, NOS
XH94U0Pituitary adenoma, NOS
XH26P7Spindle cell oncocytoma
XH52F6Adrenal cortical adenoma, NOS
66 more

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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