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Enostosis

MedGen UID:
539306
•Concept ID:
C0265512
•
Disease or Syndrome
Synonym: Bone island
SNOMED CT: Enostosis (782164008); Bone island (782164008)

Definition

An osteoma that develops in the medullary cavity of the bone. [from NCI]

Recent clinical studies

Etiology

Atypical Enostoses-Series of Ten Cases and Literature Review.
Bedard T, Mohammed M, Serinelli S, Damron TA
Medicina (Kaunas) 2020 Oct 13;56(10) doi: 10.3390/medicina56100534. PMID: 33065973Free PMC Article
Bone Tumors: Benign Bone Tumors.
Lam Y
FP Essent 2020 Jun;493:11-21. PMID: 32573182
Bone islands incidentally detected on computed tomography: frequency of enostosis and differentiation from untreated osteoblastic metastases based on CT attenuation value.
Sala F, Dapoto A, Morzenti C, Firetto MC, Valle C, Tomasoni A, Sironi S
Br J Radiol 2019 Nov;92(1103):20190249. Epub 2019 Sep 9 doi: 10.1259/bjr.20190249. PMID: 31469323Free PMC Article
Sclerosing bone dysplasias: genetic and radioclinical features.
Vanhoenacker FM, De Beuckeleer LH, Van Hul W, Balemans W, Tan GJ, Hill SC, De Schepper AM
Eur Radiol 2000;10(9):1423-33. doi: 10.1007/s003300000495. PMID: 10997431
Sclerosing bone dysplasias--a target-site approach.
Greenspan A
Skeletal Radiol 1991;20(8):561-83. doi: 10.1007/BF01106087. PMID: 1776023

Diagnosis

Osteoid Tumors of Bone.
Amini B, Valenzuela RF, Bird JE, Haygood TM
Semin Ultrasound CT MR 2021 Apr;42(2):134-149. Epub 2020 Aug 29 doi: 10.1053/j.sult.2020.08.020. PMID: 33814101
Bone Tumors: Benign Bone Tumors.
Lam Y
FP Essent 2020 Jun;493:11-21. PMID: 32573182
Primary tumors of the spine.
Orguc S, Arkun R
Semin Musculoskelet Radiol 2014 Jul;18(3):280-99. Epub 2014 Jun 4 doi: 10.1055/s-0034-1375570. PMID: 24896744
Bone tumor mimics: avoiding misdiagnosis.
Gould CF, Ly JQ, Lattin GE Jr, Beall DP, Sutcliffe JB 3rd
Curr Probl Diagn Radiol 2007 May-Jun;36(3):124-41. doi: 10.1067/j.cpradiol.2007.01.001. PMID: 17484955
Primary tumors of the spine.
Flemming DJ, Murphey MD, Carmichael BB, Bernard SA
Semin Musculoskelet Radiol 2000;4(3):299-320. doi: 10.1055/s-2000-9340. PMID: 11371321

Therapy

Bone island and leprosy.
Carpintero P, García-Frasquet A, Tarradas E, Logroño C, Carrascal A, Carreto A
Skeletal Radiol 1998 Jun;27(6):330-33. doi: 10.1007/s002560050391. PMID: 9677650
A radiographic survey of periapical jawbone lesions.
Marmary Y, Kutiner G
Oral Surg Oral Med Oral Pathol 1986 Apr;61(4):405-8. doi: 10.1016/0030-4220(86)90427-5. PMID: 3458152

Prognosis

Accuracy of CT Attenuation Measurement for Differentiating Treated Osteoblastic Metastases From Enostoses.
Elangovan SM, Sebro R
AJR Am J Roentgenol 2018 Mar;210(3):615-620. Epub 2018 Jan 11 doi: 10.2214/AJR.17.18638. PMID: 29323547
Osteoid-producing tumors of bone.
White LM, Kandel R
Semin Musculoskelet Radiol 2000;4(1):25-43. doi: 10.1055/s-2000-6853. PMID: 11061690
Bone island: scintigraphic findings and their clinical application.
Greenspan A, Stadalnik RC
Can Assoc Radiol J 1995 Oct;46(5):368-79. PMID: 7552829
Intracortical and subperiosteal lesion of unknown etiology.
Jackson RP, Reckling FW
Clin Orthop Relat Res 1978 Jan-Feb;(130):260-2. PMID: 639398

Clinical prediction guides

Bone islands incidentally detected on computed tomography: frequency of enostosis and differentiation from untreated osteoblastic metastases based on CT attenuation value.
Sala F, Dapoto A, Morzenti C, Firetto MC, Valle C, Tomasoni A, Sironi S
Br J Radiol 2019 Nov;92(1103):20190249. Epub 2019 Sep 9 doi: 10.1259/bjr.20190249. PMID: 31469323Free PMC Article
Bone island and leprosy.
Carpintero P, García-Frasquet A, Tarradas E, Logroño C, Carrascal A, Carreto A
Skeletal Radiol 1998 Jun;27(6):330-33. doi: 10.1007/s002560050391. PMID: 9677650
Bone island: scintigraphic findings and their clinical application.
Greenspan A, Stadalnik RC
Can Assoc Radiol J 1995 Oct;46(5):368-79. PMID: 7552829

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