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  • The following term was not found in MedGen: 8.com.

Signet ring sign

MedGen UID:
1696600
•Concept ID:
C5139172
•
Finding
HPO: HP:0032175

Definition

This finding is composed of a ring-shaped opacity representing a dilated bronchus in cross section and a smaller adjacent opacity representing its pulmonary artery, with the combination resembling a signet (or pearl) ring. It is the basic sign of bronchiectasis in pulmonary computed tomography imaging. [from HPO]

Professional guidelines

PubMed

Improved plain film criteria for the diagnosis of bronchiectasis.
Woodring JH
J Ky Med Assoc 1994 Jan;92(1):8-13. PMID: 8120445

Recent clinical studies

Prognosis

Rare findings in high resolution computed tomography (HRCT) in interstitial lung diseases.
Pasławski M, Rucińska E, Złomaniec J
Ann Univ Mariae Curie Sklodowska Med 2003;58(2):394-401. PMID: 15323225

Clinical prediction guides

Radial wrist extensors as a dynamic stabilizers of scapholunate complex.
Elsaftawy A
Pol Przegl Chir 2013 Aug;85(8):452-9. doi: 10.2478/pjs-2013-0069. PMID: 24009056
Rare findings in high resolution computed tomography (HRCT) in interstitial lung diseases.
Pasławski M, Rucińska E, Złomaniec J
Ann Univ Mariae Curie Sklodowska Med 2003;58(2):394-401. PMID: 15323225
CT in pulmonary hydatid disease: unusual appearances.
Koul PA, Koul AN, Wahid A, Mir FA
Chest 2000 Dec;118(6):1645-7. doi: 10.1378/chest.118.6.1645. PMID: 11115453

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