ICD-10 diagnosis code

J98.5 Diseases of mediastinum, not elsewhere classified

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J98.5 is the ICD-10 code for Diseases of mediastinum, not elsewhere classified. It is a four-character subcategory of J98 (Other respiratory disorders), the most specific level in the WHO edition. It belongs to the block J95–J99 (Other diseases of the respiratory system) in Chapter X, Diseases of the respiratory system.

Code type
Subcategory (4 characters)
Chapter
X · J00–J99
Classification
WHO ICD-10, 2019 version

What J98.5 includes

Conditions and terms that are coded here.

  • Fibrosis
    • of mediastinum
  • Hernia
    • of mediastinum
  • Retraction
    • of mediastinum
  • Mediastinitis

What J98.5 excludes

Conditions that look similar but belong under another code.

  • abscess of mediastinum J85.3

J98.5 in national editions

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

NorwayICD-10-NO

J98.5Sykdom i mediastinum, ikke klassifisert annet sted

DenmarkICD-10-DK

DJ985Sygdom i mediastinum IKA

  • DJ985ARetractio mediastini
  • DJ985BMediastinal fibrose
  • DJ985CMediastinalt hernie
  • DJ985DMediastinitis UNS
FinlandICD-10-FI

J98.5Muualla luokittamaton välikarsinasairaus

GermanyICD-10-GM

J98.5Krankheiten des Mediastinums, anderenorts nicht klassifiziert

  • J98.50Mediastinitis
  • J98.58Sonstige Krankheiten des Mediastinums, anderenorts nicht klassifiziert
FranceICD-10-FR

J98.5Maladies du médiastin, non classées ailleurs

NetherlandsICD-10-NL

J98.5aandoeningen van mediastinum, niet elders geclassificeerd

United StatesICD-10-CM

Listed through more specific codes:

  • J98.51Mediastinitis
  • J98.59Other diseases of mediastinum, not elsewhere classified

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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