Items tagged “oncology”

467 results found
Case

Gastrointestinal stromal tumor complicated by Streptococcus milleri liver abscess

GIST and liver ab...
 Diagnosis possible
Dr Hani Salam
Published 18 Jan 2010
45% complete
CT
Case

Dysembryoplastic neuroepithelial tumour

 Diagnosis probable
Dr Hani Salam
Published 20 Jan 2010
59% complete
MRI
Article

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: ...
Article

Childhood malignancies

Unfortunately the paediatric population is susceptible to malignancies. The most common entities, in overall order of frequency, are 1-4: leukaemia/lymphoma: ~35% * acute lymphoblastic leukaemia: 23% Hodgkin disease: 5% acute myelogenous leukaemia: 4% central nervous system malignancies: ~2...
Article

Congenital neuroblastoma

A congenital neuroblastoma is defined as neuroblastoma identified within a month of birth, and is divided into : fetal neuroblastoma neonatal neuroblastoma In most cases they present as stage 1, 2 or 4S (see neuroblastoma staging). Fetal neuroblastoma In 90% of cases fetal neuroblastomas ar...
Case

Bone infarcts

 Diagnosis certain
A.Prof Frank Gaillard
Published 25 Jan 2010
86% complete
X-rayMRI
Article

Solitary sclerotic bone lesion

The differential diagnosis of a solitary sclerotic bone lesion is heavily influenced by the age of the patient, and includes: sclerotic metastasis solitary either because no others are present or no others have been imaged enostosis (bone island) osteosarcoma calcifying enchondroma osteobl...
Article

Congenital heart disease chest x-ray (an approach)

With the advent of echocardiography, and cardiac CT and MRI, the role of chest x-rays in evaluating congenital heart disease has been largely been relegated to one of historical and academic interest, although they continue to crop up in radiology exams. In most instances a definite diagnosis ca...
Article

Langerhans cell histiocytosis (skeletal manifestations)

The skeleton is the most commonly involved organ system in Langerhans cell histiocytosis (LCH) and is by far the most common location for single-lesion LCH, often referred to as eosinophilic granuloma (EG) (the terms are used interchangeably in this article). For a general discussion of this dis...
Case

Solid-pseudopapillary tumour of pancreas

 Diagnosis probable
Dr Hani Salam
Published 08 Feb 2010
39% complete
CT
Article

HIV associated neoplasms

HIV-associated neoplasms are numerous and can be broadly divided into two groups: AIDS-defining malignancies associated but not AIDS defining malignancies AIDS-defining malignancies The development of these malignancies in HIV affected individuals generally implies progression to AIDS 4: Ka...
Case

Pseudotumour and congestive cardiac failure

 Diagnosis certain
Dr Natalie Yang
Published 16 Feb 2010
74% complete
CT
Article

Scleroderma (pulmonary manifestations)

Pulmonary manifestations of scleroderma are demonstrated histologically in 90% of patients with scleroderma. It is a leading cause of mortality and at autopsy. The lung is reportedly involved in close to 100% of cases. However, only 25% of patients will present with respiratory symptoms or demon...
Article

Tuberculosis (intracranial manifestations)

Tuberculosis of the central nervous system can result from either haematogenous spread from distant systemic infection (e.g. pulmonary tuberculosis) or direct extension from local infection (e.g. tuberculous otomastoiditis). Intracranial manifestations of tuberculosis are protean and can affect...
Article

Phaeochromocytoma

Phaeochromocytomas are an uncommon tumour of the adrenal gland, with characteristic clinical, and to a lesser degree, imaging features. The tumours are said to follow a 10% rule: ~10% are extra-adrenal ~10% are bilateral ~10% are malignant ~10% are found in children ~10% are familial ~10% ...
Article

Malignant pleural mesothelioma (staging)

A number of staging systems have been described for staging of malignant pleural mesothelioma. Below is the International Mesothelioma Interest Group TNM staging system. TNM T - Tumour Tx: primary tumour cannot be assessed T0: no evidence of primary tumour T1a potentially resectable only ...
Article

Malignant pleural disease

Malignant pleural disease usually heralds a poor prognosis, whether it represents a primary pleural malignancy or metastatic involvement.  Clinical presentation Clinical presentation is variable. Patients may be asymptomatic or have pleuritic pain. If associated with a sizeable pleural effusio...
Case

Rectal cancer with bone metastasis

 Diagnosis almost certain
Dr Ruslan Asadov
Published 27 Feb 2010
50% complete
CT
Article

Pulmonary metastases

Pulmonary metastases are common and the result of metastatic spread from a variety of primary tumours via blood or lymphatics. This article describes haematogenous pulmonary metastases with lymphangitis carcinomatosis discussed separately. Epidemiology The epidemiology will match that of the ...
Case

Osteosarcoma

Dr Hani Salam
Published 08 Mar 2010
38% complete
X-rayMRI

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