Search results for “fibromas”
345 results
Article
Esophageal fibrovascular polyp
Esophageal fibrovascular polyps are benign intraluminal submucosal pedunculated tumors that can grow significantly and cause dysphagia. They usually occur in the upper third of the oesophagus, at the level of the upper esophageal sphincter.
Terminology
They were previously denominated esophag...
Article
Diaphyseal lesions (mnemonic)
A mnemonic for a short list of diaphyseal lesions is:
CEMENT
Mnemonic
C: bone cysts
E: enchondroma/Ewing sarcoma
M: bone metastasis
E: eosinophilic granuloma
N: non-ossifying fibroma (NOF)
T: tuberculosis/osteomyelitis
Article
Bullough lesion
Bullough lesions, or Bullough's bumps, are protuberant fibro-osseous lesions of the temporal bone, involving the external mastoid surface.
Epidemiology
Only a handful of case reports are available since it was first described in 1999 1-4.
Pathology
These lesions feature a bland fibrous strom...
Article
Jaffe-Campanacci syndrome
Jaffe-Campanacci syndrome is characterized by:
multiple non-ossifying fibromas of the long bones and jaw
café au lait spots
intellectual disability
kyphoscoliosis
hypogonadism or cryptorchidism
ocular malformations
cardiovascular malformations
giant cell granuloma of the jaw
axillary an...
Article
Bony lesions without periostitis or pain (mnemonic)
A mnemonic to help remember bony lesions that have no pain or periostitis is:
E FUN
Mnemonic
E: enchondroma
F: fibrous dysplasia
U: unicameral bone cyst
N: non-ossifying fibroma
If periostitis or pain is present (assuming no trauma, which can be a foolhardy assumption), you can exclude E ...
Article
Ovarian lesions with T2 hypointensity
A hypointense ovarian lesion on T2 weighted MRI is usually a sign of benignity. The low signal is considered to be due to fibrosis and blood products 1.
Lesions that can give this appearance include 1:
endometrioma
Brenner tumor
ovarian fibroma
ovarian fibrothecoma
ovarian cystadenofibrom...
Article
Pleural tumors
There are several tumors that can involve the pleura which can range from being benign to malignant (see malignancies of the pleura). The list includes:
primary pleural tumors 5
mesothelial tumors
pleural malignant mesothelioma
well-differentiated papillary mesothelioma
adenomatoid tumor of...
Article
Paget disease (bone)
Paget disease of the bone is a common, chronic metabolic bone disorder characterized by excessive abnormal bone remodeling. The classically described radiological appearances are expanded bone with a coarsened trabecular pattern. The pelvis, spine, skull, and proximal long bones are most frequen...
Article
Pericardial tumors
There are a number of tumors that can involve the pericardium. They include
primary pericardial tumors
primary pericardial mesothelioma
pericardial sarcoma(s)
pericardial liposarcoma
pericardial fibrosarcoma
pericardial fibroma
primary pericardial lymphoma
pericardial hemangioma
pericar...
Article
Knee radiograph (checklist)
The knee radiograph checklist is just one of the many pathology checklists that can be used when reporting to ensure that you always actively exclude pathology that is commonly missed; this is particularly helpful in the examination setting, e.g. the FRCR 2B rapid-reporting.
Radiograph
Knee ra...
Article
Simple bone cyst
Simple bone cysts (SBC) are common benign non-neoplastic lucent bone lesions seen mainly in childhood and typically remain asymptomatic.
SBC accounts for the 'S' in the popular mnemonic for lucent bone lesions FEGNOMASHIC.
Terminology
The term unicameral bone cysts (UBC) is no longer recommen...
Article
Focal sclerotic bony lesions (mnemonic)
A popular mnemonic to help remember causes of focal sclerotic bony lesions is:
HOME LIFE
Mnemonic
H: healed non-ossifying fibroma (NOF)
O: osteoma
M: metastasis
E: Ewing sarcoma
L: lymphoma
I: infection or infarct
F: fibrous dysplasia
E: enchondroma
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
Benign lytic bone lesions that rarely occur in patients over 30 (mnemonic)
A mnemonic to remember five benign lytic lesions that rarely occur in patients over 30 years old
SCAN Everything
Mnemonic
S: simple bone cyst
C: chondroblastoma
A: aneurysmal bone cyst
N: non-ossifying fibroma (including fibrous cortical defect)
E: eosinophilic granuloma
In a patient old...
Article
Mixed lytic and sclerotic bone metastases
Mixed lytic and sclerotic bone (osteolytic and osteoblastic) metastases refer to metastatic bone disease with both sclerotic and lytic bone metastases or bone metastases with both components.
Diagnosis
The diagnosis is established by proof of sclerotic and lytic bone metastases of one primary ...
Article
Lacrimal sac mass
Lacrimal sac masses are very uncommon and more commonly have a malignant (~80%) rather than benign (~20%) etiology.
Pathology
Etiology
inflammatory
granulomatosis with polyangiitis
sarcoidosis
orbital pseudotumor
IgG4-related disease
Sjogren syndrome
neoplastic
epithelial tumors
beni...
Article
Fibrocartilaginous mesenchymoma
Fibrocartilaginous mesenchymomas are very rare locally aggressive mesenchymal bone tumors composed of spindle cells seen in children and adolescents.
Terminology
The term 'fibrocartilaginous mesenchymoma with low-grade malignancy' has been discouraged 1.
Epidemiology
Fibrocartilaginous mesen...
Article
Predominantly solid ovarian neoplasms
Predominantly solid ovarian neoplasms account for a minority of ovarian neoplasms. They include a wide pathological spectrum:
epithelial tumors: ~28% of all solid ovarian tumors 1
Brenner tumor
germ cell tumors: ~22% 1
ovarian teratoma: noncystic type
ovarian dysgerminoma
sex cord / strom...
Article
Proptosis
Proptosis (rare plural: proptoses) refers to forward protrusion of the globe with respect to the orbit. Proptosis can be relative (to the contralateral eye), comparative (to a prior measurement of the same eye), or absolute (based on normal population reference values).
Terminology
Exophthalmo...
Article
Pseudomyogenic hemangioendothelioma
Pseudomyogenic hemangioendotheliomas, also known as epithelioid sarcoma-like hemangioendotheliomas, are locally aggressive and rarely metastasizing vascular neoplasms with histological similarities to myoid tumors and epithelioid sarcomas.
Epidemiology
Pseudomyogenic hemangioendotheliomas are...
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