5,871 results found
Case
Ductal carcinoma in situ recurrence
Published
28 Dec 2013
71% complete
Mammography
Article
Ovarian-Adnexal Reporting and Data System Ultrasound (O-RADS US)
The Ovarian-Adnexal Reporting and Data System Ultrasound (O-RADS US) forms the ultrasound component of the Ovarian-Adnexal Reporting and Data System (O-RADS). This system aims to ensure that there are uniform unambiguous sonographic evaluations of ovarian or other adnexal lesions, accurately ass...
Article
Neoplasm
Neoplasms, also known as tumors, are pathological masses, caused by cells abnormally proliferating and/or not appropriately dying. Neoplasms may be either benign or malignant. Malignant neoplasms are synonymous with cancers.
Benign neoplasms
clear origin (unless very large)
slow growth
usua...
Article
Basal cell carcinoma
A basal cell carcinoma (BCC) is one of the commonest non-melanocytic types of skin cancer.
Epidemiology
Typically present in elderly fair-skinned patients in the 7th to 8th decades of life. There may be an increased male predilection.
Associations
Multiple basal cell carcinomas may be prese...
Article
Retiform hemangioendothelioma
Retiform hemangioendotheliomas or hobnail hemangioendotheliomas are intermediate locally aggressive and rarely metastasizing vascular neoplasms with a distinctive hobnail endothelial cell morphology.
Epidemiology
Retiform hemangioendotheliomas are rare with <100 cases reported in the literatur...
Case
BI-RADS 5 breast mass - ductal carcinoma
Published
07 Mar 2022
88% complete
Mammography
Case
Metastatic malignant melanoma
Published
28 Nov 2015
92% complete
MRI
CT
Pathology
Article
Superscan
A superscan is an imaging appearance on a Tc-99m diphosphonate bone scan which occurs as a result of a high ratio of bone to soft tissue tracer accumulation. Intense osteoblastic activity in the bones causes diminished renal and background soft tissue uptake.
Pathology
Etiology
This appearanc...
Article
Kimura disease
Kimura disease, also known historically as eosinophilic hyperplastic lymphogranuloma, is a rare benign inflammatory disease that characteristically manifests as enlargement of cervical lymph nodes and salivary glands.
Epidemiology
Kimura disease typically affects males (80%) between 20-40 year...
Article
Lung cancer (staging - IASLC 7th edition) (historical)
The IASLC (International Association for the Study of Lung Cancer) 7th edition lung cancer staging system was proposed in 2010 and has now been updated and superseded by the 8th edition, published in 2016.
Small cell lung cancer (SCLC) and non-small cell lung cancer (NSCLC) used to be staged di...
Case
Esophageal squamous cell carcinoma with pulmonary and hepatic metastasis
Published
04 Aug 2023
77% complete
CT
Article
Primary cutaneous melanoma
Primary cutaneous melanoma is the most common subtype of melanoma, a malignant neoplasm that arises from melanocytes. Melanocytes predominantly occur in the basal layer of the epidermis but do occur elsewhere in the body. Primary cutaneous melanoma is by far the most common type of primary melan...
Article
Yttrium-90 ibritumomab tiuxetan
Yttrium-90 ibritumomab tiuxetan, also known by the trade name Zevalin (Acrotech Biopharma LLC, USA), is a theranostic radiopharmaceutical approved for the treatment of patients with relapsed or refractory low grade or follicular non-Hodgkin lymphoma (NHL). More specifically, it is a radioimmunot...
Case
Masson tumor of the breast
Published
27 Jul 2012
75% complete
Mammography
Article
Hypertrophic osteoarthropathy
Hypertrophic osteoarthropathy (HOA) is a syndrome characterized by a periosteal reaction of the long bones without an underlying bone lesion. There is a broad range of manifestations, although typically there is symmetrical involvement of the appendicular skeleton. Accompanying abnormal soft tis...
Article
Periosteal osteosarcoma
Periosteal osteosarcomas are intermediate-grade bone-forming neoplasms originating on the bony surface in strong association, typically underneath the periosteum.
Epidemiology
Periosteal osteosarcomas are the second most common type of surface-based osteosarcoma after parosteal osteosarcoma an...
Case
Solid pseudopapillary tumor of the pancreas
Published
08 Feb 2010
39% complete
CT
Case
Prostate cancer - local and nodal recurrence (F-18 PSMA PET-CT)
Published
14 May 2020
66% complete
Nuclear medicine
Article
Diffuse large B-cell lymphoma
Diffuse large B-cell lymphoma (DLBCL) is the most common subtype of non-Hodgkin lymphoma.
Epidemiology
Associations
Diffuse large B-cell lymphoma is sometimes associated with immunodeficiency, including acquired immunodeficiency syndrome.
Pathology
Classification
In the 2016 WHO classifica...
Case
Phyllodes tumor
Published
18 Apr 2014
83% complete
Ultrasound
Pathology
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