Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management

The sickle hemoglobin is an abnormal hemoglobin due to point mutation (GAG → GTG) in exon 1 of the β globin gene resulting in the substitution of glutamic acid by valine at position 6 of the β globin polypeptide chain. Although the molecular lesion is a single-point mutation, the sickle gene is plei...

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Main Authors: Samir K. Ballas, Muge R. Kesen, Morton F. Goldberg, Gerard A. Lutty, Carlton Dampier, Ifeyinwa Osunkwo, Winfred C. Wang, Carolyn Hoppe, Ward Hagar, Deepika S. Darbari, Punam Malik
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/2012/949535
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author Samir K. Ballas
Muge R. Kesen
Morton F. Goldberg
Gerard A. Lutty
Carlton Dampier
Ifeyinwa Osunkwo
Winfred C. Wang
Carolyn Hoppe
Ward Hagar
Deepika S. Darbari
Punam Malik
author_facet Samir K. Ballas
Muge R. Kesen
Morton F. Goldberg
Gerard A. Lutty
Carlton Dampier
Ifeyinwa Osunkwo
Winfred C. Wang
Carolyn Hoppe
Ward Hagar
Deepika S. Darbari
Punam Malik
author_sort Samir K. Ballas
collection DOAJ
description The sickle hemoglobin is an abnormal hemoglobin due to point mutation (GAG → GTG) in exon 1 of the β globin gene resulting in the substitution of glutamic acid by valine at position 6 of the β globin polypeptide chain. Although the molecular lesion is a single-point mutation, the sickle gene is pleiotropic in nature causing multiple phenotypic expressions that constitute the various complications of sickle cell disease in general and sickle cell anemia in particular. The disease itself is chronic in nature but many of its complications are acute such as the recurrent acute painful crises (its hallmark), acute chest syndrome, and priapism. These complications vary considerably among patients, in the same patient with time, among countries and with age and sex. To date, there is no well-established consensus among providers on the management of the complications of sickle cell disease due in part to lack of evidence and in part to differences in the experience of providers. It is the aim of this paper to review available current approaches to manage the major complications of sickle cell disease. We hope that this will establish another preliminary forum among providers that may eventually lead the way to better outcomes.
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spelling doaj-art-df632fd7aa014af895eb7bc31341028a2025-02-03T01:20:16ZengWileyThe Scientific World Journal1537-744X2012-01-01201210.1100/2012/949535949535Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on ManagementSamir K. Ballas0Muge R. Kesen1Morton F. Goldberg2Gerard A. Lutty3Carlton Dampier4Ifeyinwa Osunkwo5Winfred C. Wang6Carolyn Hoppe7Ward Hagar8Deepika S. Darbari9Punam Malik10Cardeza Foundation and Department of Medicine, Thomas Jefferson University, 1015 Walnut Street, Philadelphia, PA 19107, USAWilmer Ophthalmological Institute, Johns Hopkins Hospital, 400 North Broadway, Baltimore, MD 21267, USAWilmer Ophthalmological Institute, Johns Hopkins Hospital, 400 North Broadway, Baltimore, MD 21267, USAWilmer Ophthalmological Institute, Johns Hopkins Hospital, 400 North Broadway, Baltimore, MD 21267, USADepartment of Pediatrics, Aflac Cancer Center and Blood Disorders Service, Children’s Healthcare of Atlanta, Emory University School of Medicine, Atlanta, GA 30322, USADepartment of Pediatrics, Aflac Cancer Center and Blood Disorders Service, Children’s Healthcare of Atlanta, Emory University School of Medicine, Atlanta, GA 30322, USADepartment of Hematology, St. Jude Children’s Research Hospital, Memphis, TN 38105, USAChildren’s Hospital & Research Center at Oakland, 744 52nd Street, Oakland, CA 94609, USAChildren’s Hospital & Research Center at Oakland, 744 52nd Street, Oakland, CA 94609, USADivision of Hematology, Children’s National Medical Center, 111 Michigan Avenue, N.W., Washington, DC 20010, USACincinnati Children’s Hospital Medical Center, Cincinnati, OH 45229, USAThe sickle hemoglobin is an abnormal hemoglobin due to point mutation (GAG → GTG) in exon 1 of the β globin gene resulting in the substitution of glutamic acid by valine at position 6 of the β globin polypeptide chain. Although the molecular lesion is a single-point mutation, the sickle gene is pleiotropic in nature causing multiple phenotypic expressions that constitute the various complications of sickle cell disease in general and sickle cell anemia in particular. The disease itself is chronic in nature but many of its complications are acute such as the recurrent acute painful crises (its hallmark), acute chest syndrome, and priapism. These complications vary considerably among patients, in the same patient with time, among countries and with age and sex. To date, there is no well-established consensus among providers on the management of the complications of sickle cell disease due in part to lack of evidence and in part to differences in the experience of providers. It is the aim of this paper to review available current approaches to manage the major complications of sickle cell disease. We hope that this will establish another preliminary forum among providers that may eventually lead the way to better outcomes.http://dx.doi.org/10.1100/2012/949535
spellingShingle Samir K. Ballas
Muge R. Kesen
Morton F. Goldberg
Gerard A. Lutty
Carlton Dampier
Ifeyinwa Osunkwo
Winfred C. Wang
Carolyn Hoppe
Ward Hagar
Deepika S. Darbari
Punam Malik
Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management
The Scientific World Journal
title Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management
title_full Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management
title_fullStr Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management
title_full_unstemmed Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management
title_short Beyond the Definitions of the Phenotypic Complications of Sickle Cell Disease: An Update on Management
title_sort beyond the definitions of the phenotypic complications of sickle cell disease an update on management
url http://dx.doi.org/10.1100/2012/949535
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