Sickle cell disease: Classification of clinical complications and approaches to preventive and therapeutic management
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1Department of Medicine, Cardeza Foundation for Hematologic Research, Sidney Kimmel Medical College, Thomas Jefferson University, Philadelphia, PA, USA.
Insights
Sickle cell disease (SCD) is a genetic blood disorder causing pain, anemia, and organ damage. While a cure exists for some children, adult management focuses on symptom control and preventing complications.
Area of Science:
- Hematology
- Genetics
- Internal Medicine
Background:
- Sickle cell disease (SCD) is an inherited hemoglobin structural disorder.
- It is characterized by pain syndromes, anemia, and organ failure, with pain being a hallmark symptom.
- While a cure is available for select pediatric cases via transplantation, adult patients lack a definitive cure.
Purpose of the Study:
- To outline the current understanding and management strategies for sickle cell disease.
- To highlight the lifelong impact of SCD complications, including pain, anemia, and infections.
- To review the established approaches for managing SCD in affected individuals.
Main Methods:
- Review of existing literature on sickle cell disease.
- Analysis of the clinical manifestations and complications of SCD.
- Categorization of current management strategies into five major approaches.
Main Results:
- SCD presents a lifelong challenge with recurring pain, anemia, and organ damage.
- Life expectancy for SCD patients has significantly improved due to enhanced medical care.
- Five primary management strategies are employed: symptomatic, supportive, preventive, abortive, and curative therapy.
Conclusions:
- SCD remains a complex inherited disorder with no universal cure in adults.
- Comprehensive management strategies are crucial for improving the quality of life and longevity of SCD patients.
- Ongoing research and improved healthcare have doubled the life expectancy for individuals with SCD since 1951.
Abstract:
Sickle cell disease (SCD) is an inherited disorder of hemoglobin structure that has no established cure in adult patients. Cure has been achieved in selected children with sickle cell anemia (SCA) using allogeneic bone marrow transplantation or cord blood transplantation. SCD is essentially a triumvirate of (1) pain syndromes, (2) anemia and its sequelae and (3) organ failure, including infection. Pain, however, is the hallmark of SCD and dominates its clinical picture throughout the life of the patients. The prevalence of these complications varies with age from infancy through adult life. However, pain, infections and anemia requiring blood transfusion occur throughout the life span of affected patients. The overall medical care of patients with SCD in developed countries has improved such that their life expectancy has almost doubled since 1951. Currently, there are at least five major approaches for the general management of SCD and its complications. These include (i) symptomatic management, (ii) supportive management, (iii) preventive management, (iv) abortive management, and (v) curative therapy.
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