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Horseshoe lung

MedGen UID:
1780949
•Concept ID:
C5539452
•
Congenital Abnormality
HPO: HP:0033242

Definition

A horseshoe lung is an uncommon congenital abnormality caused by the partial fusion of the bases of both lungs behind the pericardial sac. [from HPO]

Professional guidelines

PubMed

Horseshoe lung: differential diagnosis.
Hawass ND, Badawi MG, al-Muzrakchi AM, al-Sammarai AI, Jawad AJ, Abdullah MA, Bahakim H
Pediatr Radiol 1990;20(8):580-4. doi: 10.1007/BF02129059. PMID: 2251000

Recent clinical studies

Etiology

Anatomical associations and radiological characteristics of Scimitar syndrome on CT and MR.
Masrani A, McWilliams S, Bhalla S, Woodard PK
J Cardiovasc Comput Tomogr 2018 Jul-Aug;12(4):286-289. Epub 2018 Feb 3 doi: 10.1016/j.jcct.2018.02.001. PMID: 29550261
Hypoplastic left heart syndrome in PAGOD syndrome.
Takahashi K, Miyake A, Nakayashiro M
Pediatr Int 2014 Jun;56(3):422-4. doi: 10.1111/ped.12280. PMID: 24894929
Bilateral scimitar syndrome.
Kabbani M, Haider N, Abu-Sulaiman R
Cardiol Young 2004 Aug;14(4):447-9. doi: 10.1017/S1047951104004160. PMID: 15680054
The "horseshoe" lung: six new cases.
Dupuis C, Rémy J, Rémy-Jardin M, Coulomb M, Brevière GM, Ben Laden S
Pediatr Pulmonol 1994 Feb;17(2):124-30. doi: 10.1002/ppul.1950170209. PMID: 8165039
Horseshoe lung: differential diagnosis.
Hawass ND, Badawi MG, al-Muzrakchi AM, al-Sammarai AI, Jawad AJ, Abdullah MA, Bahakim H
Pediatr Radiol 1990;20(8):580-4. doi: 10.1007/BF02129059. PMID: 2251000

Diagnosis

Horseshoe lung.
Han J, Xiang H, Ridley WE, Ridley LJ
J Med Imaging Radiat Oncol 2018 Oct;62 Suppl 1:32. doi: 10.1111/1754-9485.19_12785. PMID: 30309066
Anatomical associations and radiological characteristics of Scimitar syndrome on CT and MR.
Masrani A, McWilliams S, Bhalla S, Woodard PK
J Cardiovasc Comput Tomogr 2018 Jul-Aug;12(4):286-289. Epub 2018 Feb 3 doi: 10.1016/j.jcct.2018.02.001. PMID: 29550261
Bilateral scimitar syndrome.
Kabbani M, Haider N, Abu-Sulaiman R
Cardiol Young 2004 Aug;14(4):447-9. doi: 10.1017/S1047951104004160. PMID: 15680054
Congenital pulmonary venolobar syndrome revisited.
Woodring JH, Howard TA, Kanga JF
Radiographics 1994 Mar;14(2):349-69. doi: 10.1148/radiographics.14.2.8190958. PMID: 8190958
Horseshoe lung: differential diagnosis.
Hawass ND, Badawi MG, al-Muzrakchi AM, al-Sammarai AI, Jawad AJ, Abdullah MA, Bahakim H
Pediatr Radiol 1990;20(8):580-4. doi: 10.1007/BF02129059. PMID: 2251000

Therapy

Importance of timing of gestational exposure to methotrexate for its teratogenic effects when used in setting of misdiagnosis of ectopic pregnancy.
Poggi SH, Ghidini A
Fertil Steril 2011 Sep;96(3):669-71. Epub 2011 Jul 5 doi: 10.1016/j.fertnstert.2011.06.014. PMID: 21733506
Horseshoe lung secondary to hypoplastic left lung for pneumonectomy.
Sinha PK, Misra S, Unnikrishnan M, Bhuyan RR
J Cardiothorac Vasc Anesth 2007 Apr;21(2):250-2. Epub 2006 Oct 6 doi: 10.1053/j.jvca.2006.07.008. PMID: 17418741

Prognosis

Anatomical associations and radiological characteristics of Scimitar syndrome on CT and MR.
Masrani A, McWilliams S, Bhalla S, Woodard PK
J Cardiovasc Comput Tomogr 2018 Jul-Aug;12(4):286-289. Epub 2018 Feb 3 doi: 10.1016/j.jcct.2018.02.001. PMID: 29550261
Pulmonary hypertension in infants linked to horseshoe lung: case report.
Neves JR, Arrieta SR, Cavalcanti CV, Mattos SS
Arq Bras Cardiol 2011 Jun;96(6):e116-8. doi: 10.1590/s0066-782x2011000600018. PMID: 21789342
Bilateral scimitar syndrome.
Kabbani M, Haider N, Abu-Sulaiman R
Cardiol Young 2004 Aug;14(4):447-9. doi: 10.1017/S1047951104004160. PMID: 15680054
Horseshoe lung with left lung hypoplasia and critical pulmonary venous stenosis.
Lutterman J, Jedeikin R, Cleveland DC
Ann Thorac Surg 2004 Mar;77(3):1085-7. doi: 10.1016/S0003-4975(03)01213-X. PMID: 14992938
The "horseshoe" lung: six new cases.
Dupuis C, Rémy J, Rémy-Jardin M, Coulomb M, Brevière GM, Ben Laden S
Pediatr Pulmonol 1994 Feb;17(2):124-30. doi: 10.1002/ppul.1950170209. PMID: 8165039

Clinical prediction guides

Hypogenetic right lung with partial anomalous pulmonary venous return and accessory diaphragm: a case of "scimitar lung".
Melovitz-Vasan C, White A, Huff S, Vasan N
Folia Morphol (Warsz) 2023;82(4):980-987. Epub 2022 Dec 6 doi: 10.5603/FM.a2022.0098. PMID: 36472398
Anatomical associations and radiological characteristics of Scimitar syndrome on CT and MR.
Masrani A, McWilliams S, Bhalla S, Woodard PK
J Cardiovasc Comput Tomogr 2018 Jul-Aug;12(4):286-289. Epub 2018 Feb 3 doi: 10.1016/j.jcct.2018.02.001. PMID: 29550261
Pseudo-horseshoe lung due to compensatory hyperinflation.
Salman Siddiqi M, Kumar Sharma A, Al Sabti H
Asian Cardiovasc Thorac Ann 2016 Sep;24(7):731. Epub 2015 Apr 29 doi: 10.1177/0218492315583415. PMID: 25931569
A rare case of scimitar syndrome with horseshoe lung.
Bhardwaj H, Bhardwaj B
Eur Respir Rev 2014 Mar 1;23(131):153-4. doi: 10.1183/09059180.00005213. PMID: 24591675Free PMC Article

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