Items tagged “cases”
5,517 results found
Article
Sagliker syndrome
Sagliker syndrome is an uncommon bone condition, possibly a severe phenotype of renal osteodystrophy, marked by secondary hyperparathyroidism in patients suffering from chronic kidney disease associated with skull and facial deformities 1-4.
Epidemiology
Sagliker syndrome is a rare condition m...
Article
Interlobar pneumothorax
Interlobar pneumothoraces are a rare pneumothorax subtype where air is restricted to the interlobar pleural space.
Pathology
Interlobar pneumothoraces are mostly due to the previous fibrous pleural adhesions from pleurodesis, pleural diseases, or rib fractures. Pleural adhesions prevent air fr...
Article
Renal halo sign
The renal halo sign has been described in both acute pancreatitis 1,2 and in renal tumors post radiofrequency ablation 3.
Radiographic features
Plain radiograph
On abdominal x-rays, the lateral margin of the kidney becomes visible due to differential x-ray absorption of perirenal fat and pan...
Article
Manubriosternal dislocation
Manubriosternal dislocation (or sternomanubrial dislocation) represents a range of dislocation injuries of the sternomanubrial joint.
Terminology
Joint dislocations are named according to the distal component in relation to the proximal bone. Thus, as the manubrium is superior to the sternum a...
Article
Inflammatory myofibroblastic tumors of the musculoskeletal system
Inflammatory myofibroblastic tumors (IMTs) of the musculoskeletal system are extremely rare benign neoplasms, and just a few cases have been described that arise from the muscles 1.
Please refer to the article on inflammatory myofibroblastic tumors for a broad discussion.
Clinical Presentatio...
Article
Inflammatory myofibroblastic tumors of the mesentery
Inflammatory myofibroblastic tumors (IMTs) of the mesentery are rare benign neoplasms and a location-specific type of inflammatory myofibroblastic tumors. Mesentery is one of the most common locations for extrapulmonary IMTs 1.
Epidemiology
IMTs of mesentery are rare spindle cell neoplasms and...
Article
Inflammatory myofibroblastic tumors of the liver
Inflammatory myofibroblastic tumors (IMTs) of the liver are extremely rare and account for just 0.7% of all hepatic lesions 1.
Refer to the article on inflammatory myofibroblastic tumors for a broad discussion.
Epidemiology
IMTs of the liver are usually frequent in young adults and Asian pe...
Article
Inflammatory myofibroblastic tumors of the gastrointestinal tract
Inflammatory myofibroblastic tumors (IMTs) of the gastrointestinal tract are rare benign neoplasms and can originate anywhere; however, the stomach and small bowel are the most common locations 1.
Please see the inflammatory myofibroblastic tumors for a broad discussion.
Etiology
Chronic in...
Article
Inflammatory myofibroblastic tumors of the urogenital system
Inflammatory myofibroblastic tumors (IMTs) of the urogenital system are rare benign lesions, and just a few cases are reported with spermatic cord, scrotal and penile origins 1.
Please refer to the article on inflammatory myofibroblastic tumors for a broad discussion.
Clinical presentation
...
Article
Inflammatory myofibroblastic tumors of the head and neck
Inflammatory myofibroblastic tumors (IMTs) of the head and neck are frequent benign lesions and have been reported in various sites such as orbit, maxillary sinus, nasal cavity, buccal space, parotid gland, nasopharynx and larynx. However, the orbit is the most common location for IMTs in the he...
Article
Achenbach syndrome
Achenbach syndrome, also known as paroxysmal finger hematomas or acute idiopathic blue finger, is a rare disorder characterized by spontaneous rupture of digital arteries with resultant hematomas 1-3.
Epidemiology
Achenbach syndrome is more common in women, typically in middle to older age (30...
Article
Fumarate hydratase-deficient renal cell carcinoma (FH-RCC)
Fumarate hydratase-deficient renal cell carcinoma (FH-RCC) is a very rare type of renal cell carcinoma (RCC). It can be part of the hereditary leiomyomatosis and RCC (HLRCC) syndrome (germline mutation) or it can be sporadic (somatic mutation). As opposed to conventional RCC, it affects younger ...
Article
Sonic hedgehog-activated hepatocellular adenoma
Sonic hedgehog-activated hepatocellular adenomas (sh-HCA) are a subtype of hepatocellular adenomas.
On imaging, it is still mostly diagnosed by exclusion of the other adenomas subtypes and other liver tumors.
Epidemiology
Most of sh-HCA were previously grouped under the unclassified adenomas,...
Article
Heterogeneous bone marrow signal
Heterogeneous bone marrow signal is a common but challenging MRI finding. It is usually an incidental finding but in a small minority can represent a serious underlying condition such as malignancy. It is most commonly described in the lumbar spine 1-3.
Terminology
No uniform term is used in t...
Article
Essential palatal tremor
Essential palatal tremor, also known as essential palatal myoclonus or isolated palatal tremor, describes a rare movement disorder characterized by continuous and rhythmic palatal movement caused by contraction of the tensor veli palatini muscle, without an obvious structural cause.
Epidemiolog...
Article
Liver transplantation
Liver transplantation is a major surgical procedure for end-stage liver disease and requires a comprehensive multidisciplinary approach. Radiology plays a major role in the evaluation of patients before and after liver transplantation as well as potential donor patients.
This article does not d...
Article
Hereditary elliptocytosis
Hereditary elliptocytosis, also known as hereditary ovalocytosis, is a condition which results from varying genetic mutations that lead to the formation of abnormally shaped red blood cells that are ovoid. It may cause a hemolytic anemia.
Epidemiology
There are various geographic trends for t...
Article
Anemia of chronic disease
Anemia of chronic disease, also known as anemia of inflammation, is a type of anemia caused by chronic inflammation.
Terminology
According to some sources, the term 'anemia of inflammation' should replace, or has already replaced, the terms 'anemia of chronic disease' and 'anemia of chronic d...
Article
Mitochondrial neurogastrointestinal encephalomyopathy
Mitochondrial neurogastrointestinal encephalomyopathy (MNGIE) is a very rare inherited condition characterized by progressive gastrointestinal and neurological dysfunction.
Terminology
Mitochondrial neurogastrointestinal encephalomyopathy has been known as a number of different names previousl...
Article
Rapidly progressive left ventricular myocardial calcification
Rapidly progressive left ventricular myocardial calcification is a rarely reported phenomenon of severe sepsis and renal failure usually occurring over weeks.
Pathology
The exact etiology is not well known although some attribute it to the release of cardio-suppressing mediators with calcium-p...
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