The PDQ childhood brain tumor treatment summaries are organized primarily according to the World Health Organization (WHO) classification of nervous system tumors.[1] For a full description of the classification of nervous system tumors and a link to the corresponding treatment summary for each type of brain tumor, refer to the PDQ summary on Childhood Brain and Spinal Cord Tumors Treatment Ove...

The PDQ childhood brain tumor treatment summaries are organized primarily according to the World Health Organization (WHO) classification of nervous system tumors.[1,2] For a full description of the classification of nervous system tumors and a link to the corresponding treatment summary for each type of brain tumor, refer to the PDQ summary on Childhood Brain and Spinal Cord Tumors Treatment O...

Human chorionic gonadotropin (HCG) is an important tumor marker in the diagnosis and monitoring of treatment response childhood cancers such as germ cell tumors liver tumors. The effect chronic kidney disease (CKD) on increased HCG not a well-researched issue. elevation unknown cause only causes diagnostic confusion, but also economic loss by necessitating many unnecessary examinations.In curre...

Malignancy is one of the most frequent cause of death in children -in U.S. it is the second common cause (second to Tranma). Between childhood malignancy leukemia is by far the mO'st frequent one and C.N.S. tumors take the second place -abdominal tumor re­main the third common cause of children's malignancy -Retroperitoneal space with organs like, kidney, adrenal gland, sympatheti nervous syste...

The diagnosis of a bone tumor in a child can be a source of great anxiety for the patient, the parents, and the treating physician. Fortunately, most bone tumors in children are benign. Although there are a variety of benign bone tumors that affect skeletally immature patients, most have such characteristic clinical and radiographic presentations that the diagnosis can be made with reasonable a...

background: tumors involving the hand skeleton are rare. however, a basic knowledge of hand tumors is necessary for every clinician. this is due to the importance of distinguishing typical benign tumors from life or limb threatening malignant ones. methods: this study is a review of 99 cases of osseous hand tumors presented to the department of orthopedic surgery, imam khomeini hospital in tehr...

Although most brain tumors are sporadic, a number of pediatric brain tumor presentations are associated with recognized genetic syndromes. About 15–20% of children with neurofibromatosis (NF1) present with CNS neoplasms, usually gliomas of the optic pathways or low-grade tumors of the diencephalon, cerebral hemispheres, or posterior fossa (2). Low-grade gliomas associated with NF1 may be less a...

BACKGROUND Brain tumors comprise more than 20% of all childhood malignancies, and constitute the greatest number of solid pediatric cancers. Incidence rates reported have varied from 2.4 to 3.5/100,000 children, reflecting the impact of modern imaging techniques, the application of diverse investigative methodologies, and the accessibility of the community to health care. METHODS Material fro...

Introduction Adenoid Hyperplasia is especially in childhood a common diagnosis otorhinolaryngology. Histological investigation of nasopharyngeal tumors adults due to higher rate malignancies rational diagnostic procedure. The aim our study was analyze data histological investigated cases.