J86 ICD-10-CA category: Pyothorax
J86 isn’t a code on its own. Choose one of the 2 codes beneath it, the one the documentation supports.
Official description
J86Pyothorax
ICD-10-CA · Canada
Codes in J86
J86 isn’t a code on its own. Open the code that matches what the note documents.
Notes for J86
As CIHI prints them, with any note J86 takes from the headings above it.
Includes
- Abscess of:• pleura• thoraxempyemapyopneumothorax
Use additional code
Add a code for this detail when the note documents it.
- Use additional code (B95-B97) to identify infectious agent.
Excludes
Conditions classified elsewhere.
- Due to tuberculosis (A15)
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 10: Diseases of the respiratory system (J00-J99)
Note
- When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g., tracheobronchitis to bronchitis in J40).From Chapter 10: Diseases of the respiratory system (J00-J99)
Where J86 sits
- 1ChapterChapter 10: Diseases of the respiratory system (J00-J99)
- 2Block J85-J86Suppurative and necrotic conditions of lower respiratory tract
- 3Category J86Pyothorax
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is J86 a valid ICD-10-CA code?
No. J86 (Pyothorax) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 2 codes; record the one the documentation supports.
Where is J86 in ICD-10-CA?
J86 sits under J85-J86 Suppurative and necrotic conditions of lower respiratory tract, within Chapter 10: Diseases of the respiratory system (J00-J99).
What coding notes apply to J86?
ICD-10-CA lists Includes, Use additional code, Excludes, Note notes for J86, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.