Tympanosquamosal fissure

Case contributed by Frank Gaillard ◉ ◈

Diagnosis not applicable

Citation, DOI, disclosures and case data

Citation:

Gaillard F, Tympanosquamosal fissure. Case study, Radiopaedia.org (Accessed on 31 Mar 2023) https://doi.org/10.53347/rID-5301

DOI:

https://doi.org/10.53347/rID-5301

Permalink:

https://radiopaedia.org/cases/5301

rID:

5301

Disclosures:

At the time the case was submitted for publication Frank Gaillard had no recorded disclosures.

View Frank Gaillard's current disclosures

Case published:

1 Jan 2009

Revisions:

9 times, by 4 contributors - see full revision history and disclosures

Systems:

Central Nervous System, Head & Neck

Quiz mode:

Excluded

From the case: Tympanosquamosal fissure

Axial non-contrast

Prominent petrotympanic fissure on the right.

From the case: Tympanosquamosal fissure

Axial bone window

The arrow shows the tympanosquamosal fissure which is the lateral continuation of the petrotympanic fissure.

Case Discussion

Prominent petrotympanic fissure not to be confused with a fracture.

1 article features images from this case

Tympanosquamous fissure

1 public playlist includes this case

Normal Variants by Dylan Kurda

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Tympanosquamosal fissure

Citation, DOI, disclosures and case data

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Case Discussion

1 article features images from this case

1 public playlist includes this case

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Tympanosquamosal fissure

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Case Discussion

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1 public playlist includes this case

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