Retinoblastoma

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Retinoblastoma

Retinoblastoma Murali M. Chintagumpala EPIDEMIOLOGY Retinoblastoma is a rare, highly malignant tumor of the retina of young children. Retinoblastoma is the seventh most common pediatric malignancy in the United States….

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Soft-Tissue Sarcomas

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Soft-Tissue Sarcomas

Soft-Tissue Sarcomas Murali M. Chintagumpala The soft-tissue sarcomas form a diverse group of malignant neoplasms that arise from embryonal mesenchyma. As a group, these tumors are rare in children, and…

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Neuroblastoma

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Neuroblastoma

Neuroblastoma Douglas R. Strother Heidi V. Russell Neuroblastic tumors, which include neuroblastoma, ganglioneuroblastoma, and ganglioneuroma, develop from neural crest tissue. They cover a spectrum from highly malignant to benign in…

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Wilms Tumor

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Wilms Tumor

Wilms Tumor Murali M. Chintagumpala Wilms tumor is a malignant embryonal neoplasm of the kidney of mixed cellular histology. The incidence remains remarkably constant, with 8.1 cases per million white…

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Malignant Brain Tumors

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Malignant Brain Tumors

Malignant Brain Tumors Murali M. Chintagumpala Primary brain tumors are the second most common type of cancer reported in children and adolescents. In the United States, the annual incidence of…

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Non-Hodgkin Lymphoma

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Non-Hodgkin Lymphoma

Non-Hodgkin Lymphoma Kenneth L. McClain EPIDEMIOLOGY Non-Hodgkin lymphomas (NHLs) represent 6% of all tumors in the pediatric age group and are the fifth most frequent. The incidence per million children…

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Hodgkin Disease

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Hodgkin Disease

Hodgkin Disease Kenneth L. McClain EPIDEMIOLOGY Lymphomas (Hodgkin disease [HD] and non-Hodgkin lymphomas) together make up the third largest group of malignant diseases in children 0 to 19 years of…

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Chronic Myeloproliferative Disorders

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Chronic Myeloproliferative Disorders

Chronic Myeloproliferative Disorders C. Philip Steuber The chronic myeloproliferative disorders in children are rare conditions accounting for 1% to 2% of all childhood malignancies and 3% to 5% of all…

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Acute Myeloid Leukemia

Jul 24, 2016 by in ORTHOPEDIC Comments Off on Acute Myeloid Leukemia

Acute Myeloid Leukemia Gladstone E. Airewele C. Philip Steuber EPIDEMIOLOGY Acute myeloid leukemia (AML) represents approximately 20% of all leukemia diagnosed in children. In the United States, about 500 new…

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