N90.1 is the ICD-10 code for Moderate vulvar dysplasia. It is a four-character subcategory of N90 (Other noninflammatory disorders of vulva and perineum), the most specific level in the WHO edition. It belongs to the block N80–N98 (Noninflammatory disorders of female genital tract) in Chapter XIV, Diseases of the genitourinary system.
- Code type
- Subcategory (4 characters)
- Chapter
- XIV · N00–N99
- Classification
- WHO ICD-10, 2019 version
What N90.1 includes
Conditions and terms that are coded here.
- Vulvar intraepithelial neoplasia [VIN], grade II
N90.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
N90.1Moderat dysplasi i ytre kvinnelige kjønnsorganer
DN901Moderat dysplasi i vulva
N90.1Ulkosynnyttimien kohtalainen dysplasia (VIN II)
N90.1Mittelgradige Dysplasie der Vulva
N90.1Dysplasie moyenne de la vulve
N90.1matige dysplasie van vulva
N90.1Moderate vulvar dysplasia
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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