Items tagged “oncology”

476 results found
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...
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

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 ...
Case

Osteosarcoma

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

Chondrosarcoma of the base of skull

Chondrosarcoma of...
 Diagnosis certain
A.Prof Frank Gaillard
Published 12 Mar 2010
84% complete
MRICT
Article

Radial scar

Radial scar, or complex sclerosing lesion, is a rosette-like proliferative breast lesion. It is not related to surgical scarring. Some authors, however, reserve the latter term to lesions over 1 cm 5.  It is an idiopathic process with sclerosing ductal hyperplasia.  Its significance is that it...
Article

Germ cell tumours (mnemonic)

A mnemonic for differential diagnosis for germ cell tumours is: SECTE Mnemonic S: seminoma E: embryonal cell carcinoma C: choriocarcinoma T: teratoma E: endodermal sinus tumour (yolk sac tumour)
Case

Mature mediastinal teratoma: gross pathology

Image courtesy of...
 Diagnosis not applicable
A.Prof Frank Gaillard
Published 25 Mar 2010
60% complete
Pathology
Case

Gastrointestinal stromal tumour

 Diagnosis certain
Dr Maulik S Patel
Published 27 Mar 2010
79% complete
Ultrasound
Article

Radiation-induced pulmonary fibrosis

Radiation-induced pulmonary fibrosis is the late manifestation of radiation-induced lung disease (RILD) and is relatively common following radiotherapy for chest wall or intrathoracic malignancies. This article does not deal with changes seen in the acute phase. Please refer to the article on r...
Case

Submandibular gland lesion - oncocytoma

4

Oncocytoma of ...
 Diagnosis certain
Dr Maulik S Patel
Published 09 Apr 2010
60% complete
Ultrasound
Article

Optic nerve sheath meningioma

Optic nerve meningiomas are benign tumours arising from the arachnoid cap cells of the optic nerve sheath, and represent ~20% of all orbital meningiomas, the majority of which are direct extensions from intracranial meningiomas.  These tumours typically appear as masses within the optic nerve, ...
Article

Leptomeningeal enhancement

Leptomeningeal enhancement refers to a diffuse or focal gyriform or serpentine enhancement that can be seen in the following conditions: Diffuse meningitis pyogenic meningitis viral meningitis tuberculous meningitis (can also be focal) CNS cryptococcal infection coccidioidal meningitis (c...
Article

Synonyms

Synonyms, located below references when in edit mode, are used in a number of scenarios.  To view a YouTube screencast tutorial please click here.  What is a synonym? A synonym is essentially a 'redirect' to an article. This enables links created to article A to pass to article B, provided ar...
Article

Breast imaging-reporting and data system (BIRADS)

BIRADS classification is proposed by American College of Radiology, last updated in November 2015, and is widely used classification system at the time of writing this article (July 2016). The BIRADS acronym stands for Breast Imaging-Reporting and Data System which is a widely accepted risk ass...
Article

Differential diagnosis for a focal gas collection in the right upper quadrant

A gas filled focal collection in the right upper upper quadrant on plain film can occur from a number of pathologies. Things to consider are entero biliary fistula : common types include cholecysto-duodenal fistula and cholecysto-colic fistula and. Can occur with  gallstone ileus (majority of ...
Case

GIST

 Diagnosis certain
Dr Hani Salam
Published 19 Jun 2010
62% complete
CTX-ray
Article

Orbital pathology

Orbital pathology covers a variety of diverse diseases that affect the orbit. The complicating factor is that the orbit is composed of a large number of different tissues which each have a plethora of pathologies that can affect them.  Classification For simplification, they can be separated i...

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