Items tagged “case1”
101 results found
Article
Left bundle branch block
A form of interventricular conduction defect most often diagnosed on the electrocardiogram, the presence of a left bundle branch block (LBBB) disrupts the normal sequence of ventricular depolarization.
Epidemiology
Aberrant conduction in the left bundle branch producing a conduction block is ...
Article
Reticulonodular interstitial pattern
A reticulonodular interstitial pattern is an imaging descriptive term that can be used in thoracic radiographs or CT scans when are there is an overlap of reticular shadows with nodular shadows. This may be used to describe a regional pattern or a diffuse pattern throughout the lungs.
Differen...
Article
Facet joint arthropathy
Facet joint arthropathy (also known as facet joint arthrosis) is a common cause of low back pain and is most commonly due to osteoarthritis. It occurs from facet joint chondral loss, osteophyte formation and hypertrophy of the articular processes that may cause spinal canal stenosis in severe ca...
Article
Perianal disease
Perianal disease, also known as anorectal disease, is the collective name given to a group of diseases that primarily affect the anal canal +/- rectum. The disease spectrum ranges from the typically benign, e.g. hemorrhoids, to the potentially more serious, e.g. perianal fistula 1-3.
hemorrhoid...
Article
F-18 fluorodeoxyglucose (FDG) embolism
F-18 fluorodeoxyglucose (FDG) embolism is a condition which results in a uniform intense FDG-avid pulmonary focus without any underlying structural CT correlate with an unremarkable follow-up PET-CT scan 1. It is thought to occur as a result of clumping of FDG with blood when the blood is withdr...
Article
Gruberi bursa
The Gruberi bursa, or the bursa mucosa of Gruberi, is a bursa located in the dorsal region of the ankle that extends from the sinus tarsi and along the frondiform ligament to surround extensor digitorum longus tendons.
Terminology
Defined as the bursa that lines the inferior extensor retinacu...
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
Premature thelarche
Premature thelarche is the onset of female breast development before age 7–8 years.
Pathology
As with age-appropriate thelarche, premature thelarche may be asymmetric or unilateral.
Premature thelarche may occur as an isolated event or as part of precocious puberty. Isolated premature thelar...
Article
Hurthle cell
Hurthle cells are a type of oncocyte arising from thyroid follicular epithelial cells.
Terminology
The term Hurthle cell is now officially discouraged as the cells discovered by Hurthle were actually parafollicular C cells 5.
Pathology
Under microscopy, Hurthle cells are larger than typical ...
Article
Excipient lung disease
Excipient lung disease refers to a granulomatous angiocentric pulmonary response to the intravenous injection of fillers in crushed oral tablets or particulate agents in recreational drugs.
Terminology
Excipients are insoluble inert fillers used to protect the active components of drugs in ora...
Article
Hepatic artery aneurysm
Hepatic artery aneurysms are a type of visceral arterial aneurysm.
Epidemiology
They are rare representing ~1% (range 0.01-2%) of all arterial aneurysms but are considered the second most common aneurysm of the splanchnic system after splenic artery aneurysms. They may account for 20% of all v...
Article
Idiopathic osteosclerosis of the mandible
Idiopathic osteosclerosis of the mandible is a common incidental finding on dental imaging.
Terminology
Idiopathic Osteosclerosis is also known as dense bone islands, enostoses, bone scar, bone whorl or focal periapical osteopetrosis 1,2,3.
Idiopathic osteosclerosis is the preferred terminolo...
Article
Congenital peritoneal encapsulation
Congenital peritoneal encapsulation (CPE) is an extremely rare condition of abnormal embryonic gastrointestinal development. It is characterized by the congenital development of an accessory peritoneal layer partially or entirely encapsulating the small bowel.
Epidemiology
Congenital peritonea...
Article
Posterior nutcracker syndrome
Posterior nutcracker syndrome is a rare vascular compression disorder, in which a retroaortic left renal vein is trapped between the aorta and the vertebral column.
Clinical presentation
The most reported clinical manifestation is microscopic or macroscopic hematuria.
See also
vascular compr...
Article
Intracranial atherosclerotic disease
Intracranial atherosclerotic disease (ICAD), also known as intracranial atherosclerosis or intracranial atherosclerotic stenosis (ICAS), is the term applied to atherosclerosis of the large intracranial arteries and is a cause of recurrent ischemic stroke.
Epidemiology
Intracranial atherosclero...
Article
Proximal iliotibial band syndrome
Proximal iliotibial band syndrome represents a strain injury of the proximal iliotibial band enthesis at the iliac tubercle.
Epidemiology
Usually presents in young athletes (although can present in non-athletes). There may be increased predilection in patients who are overweight 2.
There may ...
Article
Rectal diverticulosis
Rectal diverticulosis (plural: diverticuloses) or the presence of diverticula in the rectum is very rare.
Epidemiology
Rectal diverticula are very rare with only scattered case reports in the global medical corpus, and symptomatic cases, e.g. rectal diverticulitis, are even rarer 1. It has bee...
Article
Lymphangiomatosis
Lymphangiomatosis is a rare mesenchymal disorder that is characterized by developmental "malformation" of multiple lymphatic channels (usually with dilatation).
Terminology
If lymphatic channels are purely dilated and not malformed the term lymphangiectasia is usually used. If lymphangiomatosi...
Article
Lobular capillary hemangioma of the nasal cavity
Lobular capillary hemangioma of the nasal cavity, also known as nasal pyogenic granuloma, is an uncommon benign, rapidly growing vascular neoplasm of the nasal cavity.
Terminology
The term “pyogenic granuloma” is a misnomer due to its lack of infectious origin according to histological and mic...
Article
Contraceptive implant migration
Contraceptive implant migration is a rare complication of etonogestrel implant insertion.
Clinical presentation
unable to palpate device in the upper arm
chest pain
dyspnea
non-productive cough
menorrhagia
irregular vaginal bleeding
Pathology
Contraceptive implants are m...
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