Items tagged “oncology”

447 results found
Case

Glomus vagale tumor

 Diagnosis certain
Dr Ashwin M Polnaya
Published 30 Mar 2009
92% complete
CTDSA (angiography)
Article

Adrenal calcification

Adrenal calcification is not a rare finding in healthy asymptomatic people and is usually the result of previous hemorrhage or tuberculosis. Addison disease patients only occasionally develop calcification.  Pathology Etiology Hemorrhage sepsis: Waterhouse-Friderichsen syndrome blunt abdomi...
Case

Wilms tumor

 Diagnosis certain
Assoc Prof Frank Gaillard
Published 02 Apr 2009
92% complete
CTX-ray
Article

Duodenal filling defects

Duodenal filling defects may be caused by a wide variety of duodenal pathology which may be divided by their location and pathological process. Extrinsic gallbladder impression common bile duct impression gas-filled diverticulum Intrinsic Note: please refer to duodenal mucosal nodular fill...
Case

Atypical teratoid rhabdoid tumor (AT/RT)

 Diagnosis almost certain
Assoc Prof Frank Gaillard
Published 16 Apr 2009
69% complete
CTMRI
Article

Hepatomegaly

Hepatomegaly refers to an increase in size or enlargement of the liver.  Pathology Etiology Hepatomegaly can result from a vast range of pathology including, but not limited to, the following: malignancy/cellular infiltrate multiple metastases lymphoma(s) leukemia(s) hepatocellular carci...
Case

Orbital apex mass - metastasis

 Diagnosis almost certain
Dr Jeremy Jones
Published 20 Jun 2009
68% complete
CT
Article

Cervical lymph node (staging)

Cervical lymph node staging refers to evaluating regional nodal metastasis from primary cancer of the head and neck. The following article reflects the 8th edition of the TNM staging system published by the American Joint Committee on Cancer, which is used for staging starting January 1, 2018 1,...
Article

Tram-track sign (orbit)

Tram-track sign refers to the parallel thickening and enhancement around the optic nerve, and is most frequently seen in the setting of optic nerve meningioma. It may, however, also be seen in 1: orbital pseudotumor perioptic neuritis orbital sarcoidosis orbital leukemia orbital lymphoma o...
Article

Optic nerve enlargement

Enlargement of the optic nerves is uncommon. Swelling of the optic nerves has a surprisingly broad differential. Etiology neoplastic optic nerve glioma optic nerve meningioma leukemia orbital lymphoma metastases juvenile xanthogranuloma medulloepithelioma involvement by retinoblastoma ...
Article

Cerebral ring enhancing lesions

The differential for peripheral or ring enhancing cerebral lesions includes: cerebral abscess tuberculoma neurocysticercosis metastasis glioblastoma subacute infarct/hemorrhage/contusion demyelination (incomplete ring) tumefactive demyelinating lesion (incomplete ring) radiation necrosi...
Case

Inflammatory myofibroblastic tumor

 Diagnosis certain
Dr Charudutt Jayant Sambhaji
Published 07 Aug 2009
89% complete
CT
Article

Pancreatic ductal adenocarcinoma

Pancreatic ductal adenocarcinoma (PDAC) makes up the vast majority (~90%) of all pancreatic neoplasms and remains a disease with a very poor prognosis and high morbidity. On imaging, it usually presents as a hypodense mass on CT that is poorly marginated, which may encase vessels and the common...
Case

Apical post-radiotheraphy change

 Diagnosis almost certain
Dr Jeremy Jones
Published 23 Aug 2009
69% complete
X-ray
Case

Lynch syndrome: duodenojejunal adenocarcinoma

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 23 Aug 2009
65% complete
CTX-ray
Article

Bethesda criteria of hereditary non-polyposis colorectal cancer

The Bethesda criteria are an alternative to the Amsterdam criteria for the clinical diagnosis of hereditary non-polyposis colorectal cancer (HNPCC).  Diagnosis of HNPCC is made if any of the following criteria are fulfilled: Amsterdam criteria are met 2 or more HNPCC related malignancies  pa...
Case

Rectal cancer - T4 invading into prostate

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 31 Aug 2009
68% complete
MRI
Case

Rectal cancer - T3 N2

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 31 Aug 2009
50% complete
MRI
Article

Small bowel lymphoma

Small bowel lymphoma is one of the most common small bowel malignancies, accounting for ~25% of all primary small bowel malignancies, and ~40% of all primary gastrointestinal lymphomas. Epidemiology Small bowel lymphoma is most commonly secondary extranodal involvement in widespread systemic l...
Case

Rectal cancer - T3

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 08 Sep 2009
74% complete
MRI