Articles are a collaborative effort to provide a single canonical page on all topics relevant to the practice of radiology. As such, articles are written and edited by countless contributing members over a period of time. A global group of dedicated editors oversee accuracy, consulting with expert advisers, and constantly reviewing additions.

7 results found

Hepatoblastoma (staging)

As expected there are a number of different staging systems for hepatoblastoma. PRETEXT grouping system of paediatric liver tumours not specific to hepatoblastoma; used in all paediatric liver tumours Intergroup staging system specific for hepatoblastoma (see below) ...

Necrotising enterocolitis staging

Necrotising enterocolitis (NEC) can be staged into three groups, helping to guide appropriate treatment. In general stage I and II are managed medically, whereas stage III is managed surgically. stage I clinical signs lethargy, temperature instability, apnoea, bradycardia emesis, abdominal d...

Neuroblastoma staging

There are two methods of neuroblastoma staging, one that is based on post-operative patients (INSS) and one developed for pre-treatment patients (INRGSS). Staging International Neuroblastoma Staging System (INSS) This staging system is for post-operative patients and mainly for prognosis 1: ...

PRETEXT grouping system of paediatric liver tumours

The PRETEXT system propsed by the International Childhood Liver Tumours Strategy Group (previously called Société Internationale d’Oncologie Pédiatrique - Epithelial Liver Tumour Study Group - SIOPEL) aims for staging and risk stratification of liver tumours at diagnoisis.  It's used ...

Staging of juvenile nasopharyngeal angiofibromas

Staging of juvenile nasopharyngeal angiofibromas is performed with cross-sectional imaging, and relies on identification of local tumour extent, and invasion of adjacent spaces. For a discussion of this entity please refer to the parent article: juvenile nasopharyngeal angiofibroma.  The stagin...

Staging of Legg-Calvé-Perthes disease

Staging of Legg-Calve-Perthes syndrome refers to x-ray abnormalities, and represents 4 phases of the disease: stage I: early asymmetric femoral epiphyseal size (smaller on affected side) apparent increased density of the femoral head epiphysis widening of the medial joint space blurring of ...

Wilms tumour staging

Wilms' tumour staging is largely anatomical and relates to the invasion and spread of the tumour. Where there is invasion or metastasises, prognosis is poorer. Wilms tumour, is one of the more common childhood malignancies. stage I confined to kidney complete resection possible stage II loc...

Updating… Please wait.


Error Unable to process the form. Check for errors and try again.

Alert_accept Thank you for updating your details.