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Histopathology
Adenomas and adenocarcinomas
Adenomas, benign

XH83X4 category

Flat adenoma

Also indexed as

Flat 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

PreviousXH3K13 — Oesophageal glandular dysplasia (intraepithelial neoplasia), low grade NextXH0LM0 — Follicular adenoma

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01Certain infectious or parasitic diseases
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04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
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13Diseases of the digestive system
14Diseases of the skin
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19Certain conditions originating in the perinatal period
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26Supplementary Chapter Traditional Medicine Conditions
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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
Complex mixed and stromal neoplasms
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
XH7475Chromophobe adenoma
XH9JJ4Clear cell adenofibroma
XH8R87Clear cell adenoma
XH6J91Cylindroma of skin
XH5GN1Eccrine dermal cylindroma
XH6685Embryonal adenoma
XH3K13Oesophageal glandular dysplasia (intraepithelial neoplasia), low grade
XH83X4Flat adenoma
XH0LM0Follicular adenoma
XH5SM2Follicular adenoma, oxyphilic cell
XH6AF9Glandular intraepithelial neoplasia, low grade
XH3BK2Glandular papilloma
XH6PG8Hurthle cell adenoma
XH5X53Hurthle cell tumour
XH6M13Juxtaglomerular tumour
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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