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ICD-10 diagnosis code

E21.0 Primary hyperparathyroidism

This page in Swedish

E21.0 is the ICD-10 code for Primary hyperparathyroidism. It is a four-character subcategory of E21 (Hyperparathyroidism and other disorders of parathyroid gland), the most specific level in the WHO edition. It belongs to the block E20–E35 (Disorders of other endocrine glands) in Chapter IV, Endocrine, nutritional and metabolic diseases.

Code type
Subcategory (4 characters)
Chapter
IV · E00–E90
Classification
WHO ICD-10, 2019 version

What E21.0 includes

Conditions and terms that are coded here.

  • Hyperplasia of parathyroid
  • Osteitis fibrosa cystica generalisata [von Recklinghausen disease of bone]

E21.0 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

E21.0Primär hyperparatyreoidism

NorwayICD-10-NO

E21.0Primær hyperparatyreoidisme

DenmarkICD-10-DK

DE210Primær hyperparathyroidisme

  • DE210AHyperplasi af biskjoldbruskkirtel
  • DE210BOsteitis fibrosa cystica generalisata
FinlandICD-10-FI

E21.0Primaarinen lisäkilpirauhasten liikatoiminta

  • E21.09Muu primaarinen lisäkilpirauhasten liikatoiminta
GermanyICD-10-GM

E21.0Primärer Hyperparathyreoidismus

FranceICD-10-FR

E21.0Hyperparathyroïdie primaire

NetherlandsICD-10-NL

E21.0primaire hyperparathyroïdie

United StatesICD-10-CM

E21.0Primary hyperparathyroidism

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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