Items tagged “case2”
138 results
Article
Brunn's cyst of the urinary bladder
Brunn cysts or mucous cysts of the urinary bladder are considered to originate from von Brunn nests as the result of pinching off of epithelial nests from urothelial buds. Cysts in the urinary bladder are considered as tumor-like lesions.
Clinical presentation
Most Brunn cysts are asymptomatic...
Article
Gliomatosis peritonei
Gliomatosis peritonei is very rare and is characterized by the implantation of benign mature glial tissue in the peritoneum, omentum, and/or lymph nodes. It is usually associated with ovarian teratoma, although has rarely been seen with other teratomas 1-4.
Rarely gliomatosis peritonei has also...
Article
Eosinophilic granulomatosis with polyangiitis (neurological manifestations)
Neurological manifestations of eosinophilic granulomatosis with polyangiitis (EGPA) are common, more often in patients who are ANCA positive and most frequently manifesting as peripheral neuropathy, although central nervous system involvement is also encountered 1,2.
Epidemiology
For a general...
Article
Microgastria
Microgastria is a rare congenital condition involving an abnormally small stomach. It is typically associated with other congenital conditions such as asplenia, congenital heart disease, skeletal anomalies or tracheoesophageal anomalies.
Epidemiology
Microgastria is an extremely rare anomaly, ...
Article
Superior vena cava stenting
Superior vena cava stenting is an interventional procedure used for the management of superior vena cava (SVC) obstruction.
Indication
This procedure is indicated in severe symptomatic SCV obstruction with failure of the medical treatment (e.g. corticosteroids, anticoagulation therapy, diureti...
Article
Bone reinforcement lines
Bone reinforcement lines or bone bars are linear bands of increased radiodensity that are frequent in the osteopenic skeleton of middle-aged and elderly people and are associated with longstanding osteopenia. These lines represent complete or incomplete, horizontally or obliquely oriented bars c...
Article
Aponeurotic expansion of the supraspinatus tendon
The aponeurotic expansion of the supraspinatus tendon is an anatomical variant that is usually seen incidentally on imaging.
Epidemiology
This structure can be seen in ~33% (range 19-49%) of shoulder joints imaged on MRI 1,3,4.
Gross anatomy
The aponeurotic expansion of the supraspinatus te...
Article
Embolization coils
Embolization coils and microcoils are permanent proximal embolization devices used in interventional procedures to block blood flow in medium to large-sized target vessels and pathological pathways.
They consist of stainless steel, platinum, or Inconel (nickel-based superalloy) coils that can b...
Article
Long-term epilepsy-associated tumors
Long-term epilepsy-associated tumors (LEATs) is a pragmatic grouping of varied primary brain tumors that share a number of features including slow indolent growth rate, localization to the cortex and a predilection for the temporal lobe.
These characteristics combine to make them a common cause...
Article
Trapeziotrapezoid ligament
The trapeziotrapezoid ligament is one of the three distal interosseous ligaments of the wrist 1,2. It acts along with the capitotrapezoid and capitohamate ligaments to stabilize the distal carpal row and keep them moving as a single unit 1,2.
Gross anatomy
Each of the distal interosseous ligam...
Article
Triquetrocapitate ligament
The triquetrocapitate ligament is one of the palmar intrinsic midcarpal ligaments 1. Along with the triquetrohamate ligament this ligament forms the triquetrohamocapitate ligament, which forms the ulnar limb of the arcuate ligament of the wrist 1,2. It is often contiguous with the ulnocapitate l...
Article
Orbital blastomycosis
Orbital blastomycosis, less commonly known as Gilchrist disease, is an orbital infection from the fungus Blastomyces dermatidis. Blastomycosis is typically acquired via inhalation of conidia (spores). Blastomycosis is a systemic pyogranulomatous infection.
Epidemiology
Even in endemic areas, b...
Article
Anal sphincter injury
Anal sphincter injury is a form of perineal trauma that can involve internal or external anal sphincters and may extend to the anorectal mucosa in severe cases.
This article is focusing on the most common type of anal sphincter injury that is associated with vaginal delivery, and represents thi...
Article
Baker classification of acetabular erosion in hip hemiarthroplasty
The Baker classification of acetabular erosion in hip hemiarthroplasty is commonly used to grade severity 1-3.
Classification
Acetabular erosion is assessed on frontal radiographs 1:
grade 0: no erosion
grade 1: narrowing of the articular cartilage, no erosion
grade 2: acetabular bone erosi...
Article
TWIST (time-resolved angiography with interleaved stochastic trajectories)
Time-resolved angiography with interleaved stochastic trajectories (TWIST) is a 3D time-resolved MR angiography (MRA) sequence - being vendor-specific to Siemens.
In comparison to contrast-enhanced MRA techniques that obtain images at a single point in time, time-resolved MRA obtains a series o...
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
Patellofemoral arthroplasty
Patellofemoral arthroplasties (PFA) are orthopedic procedures where the patella and femoral trochlear articular surface are replaced by prostheses 1. This differs from unicompartmental knee arthroplasties, which replace the medial or lateral articular surface of the knee 1. Globally, PFAs make u...
Article
Cloverleaf sign (deep infiltrating endometriosis)
The cloverleaf sign is an MRI sign of deep infiltrating endometriosis described in one case series 1. It is detectable on T2W sequences in sagittal, coronal, and axial planes when at least three organs (uterus, ovaries, rectum, bowel loops, etc.) are brought closer by constrictive adhesions and ...
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