Intra-articular gas

Last revised by Mostafa Elfeky on 19 Dec 2022

Citation, DOI, disclosures and article data

Citation:

Weerakkody Y, Elfeky M, Luong D, et al. Intra-articular gas. Reference article, Radiopaedia.org (Accessed on 19 Apr 2024) https://doi.org/10.53347/rID-69788

DOI:

https://doi.org/10.53347/rID-69788

Permalink:

https://radiopaedia.org/articles/69788?iframe=true

rID:

69788

Article created:

21 Jul 2019, Yuranga Weerakkody ◉

Disclosures:

At the time the article was created Yuranga Weerakkody had no recorded disclosures.

View Yuranga Weerakkody's current disclosures

Last revised:

19 Dec 2022, Mostafa Elfeky ◉

Disclosures:

At the time the article was last revised Mostafa Elfeky had no financial relationships to ineligible companies to disclose.

View Mostafa Elfeky's current disclosures

Revisions:

9 times, by 8 contributors - see full revision history and disclosures

Systems:

Musculoskeletal

Sections:

Gamuts

Tags:

refs

Synonyms:

Intra-articular gas locules
Intra-articular air
Gas within the joint
Air within the joint
Air within a joint
Gas within a joint
Pneumoarthrosis

Intra-articular gas or air (pneumarthrosis) can occur from a number of varied pathologies and should be interpreted according to the clinical context.

Causes include

trauma
- compound injury with gas entering from the outer surface
  - can occur with a pneumolipohaemarthrosis
surgical intra-articular intervention
- introduction of gas through a needle
infection
- septic arthritis with gas forming organism
normal variation in some situations
- intra-articular vacuum phenomena
  - e.g. vacuum phenomenon in the shoulder

References

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