Items tagged “oncology”

447 results found
Case

Inguinal node metastasis and wandering spleen

 Diagnosis certain
Associate Professor Natalie Yang
Published 14 Sep 2009
92% complete
CT
Article

Osteopoikilosis

Osteopoikilosis is a sclerosing bony dysplasia characterized by multiple benign enostoses. It is a rare inherited benign condition incidentally found on skeletal x-rays. Its importance is predominantly in correct diagnosis so that it is not mistaken for pathology. Epidemiology The bone islands...
Case

Tenosynovial giant cell tumor

 Diagnosis probable
Assoc Prof Frank Gaillard
Published 16 Sep 2009
25% complete
UltrasoundX-ray
Article

Brachytherapy

Brachytherapy, also known as sealed source radiotherapy or endocurietherapy, is a form of radiotherapy where a radioactive source is placed, under the guidance of imaging, within or next to the area requiring treatment.  This provides localized targeted internal radiation. Brachytherapy has bee...
Case

Pulmonary metastases (colorectal carcinoma)

 Diagnosis almost certain
Assoc Prof Frank Gaillard
Published 24 Oct 2009
59% complete
CTX-ray
Article

Vertebra plana

Vertebra plana (plural: vertebrae planae), also known as the pancake, silver dollar or coin-on-edge vertebra, is the term given when a vertebral body has lost almost its entire height anteriorly and posteriorly, representing a very advanced compression fracture. Pathology It can occur in a var...
Case

Carotid body tumor

 Diagnosis probable
Dr Hani Makky Al Salam
Published 10 Nov 2009
68% complete
MRI
Article

CNS capillary telangiectasia

CNS capillary telangiectasiae(s) are small, asymptomatic low flow vascular lesions of the brain.  Epidemiology As these lesions are asymptomatic, diagnosis usually matches the age of first imaging with MRI, and as such are most frequently found in middle-aged and elderly adults. Their inciden...
Article

Hepatic peliosis

Hepatic peliosis is a rare benign vascular condition characterized by dilatation of sinusoidal blood-filled spaces within the liver.  There may be involvement of other organs, most commonly the spleen and bone marrow.  It can be seen in a variety of settings and is important as appearances may m...
Case

Pancoast tumor

 Diagnosis probable
Assoc Prof Frank Gaillard
Published 10 Jan 2010
50% complete
CT
Case

Pott puffy tumor

 Diagnosis almost certain
Assoc Prof Frank Gaillard
Published 17 Jan 2010
71% complete
CT
Case

Neuroblastoma

 Diagnosis certain
Dr Jeremy Jones
Published 17 Jan 2010
87% complete
CT
Case

Gastrointestinal stromal tumor complicated by liver abscess

 Diagnosis probable
Dr Hani Makky Al Salam
Published 18 Jan 2010
68% complete
CT
Case

Dysembryoplastic neuroepithelial tumor

 Diagnosis probable
Dr Hani Makky Al 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 pediatric population is susceptible to malignancies. The most common entities, in overall order of frequency, are 1-4: leukemia/lymphoma: ~35% * acute lymphoblastic leukemia: 23% Hodgkin disease: 5% acute myelogenous leukemia: 4% central nervous system malignancies: ~20% ...
Article

Congenital neuroblastoma

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 aris...
Case

Bone infarcts

 Diagnosis certain
Assoc 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...