Items tagged “cases3”

344 results found
Article

Ischial spine sign

The ischial spine sign is a radiographic sign on the AP view of the pelvis, for the diagnosis of acetabular retroversion, which poses a form of pincer morphology and predisposes to femoroacetabular impingement. Acetabular retroversion seems to be a result of a rotation of the entire acetabular ...
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Femoral head-neck offset (femoroacetabular impingement)

Femoral head-neck offset is a measurement for the characterization of hip morphology. Usage Femoral head-neck offset is used for quantitative characterization of the femoral head-neck junction, in particular in the setting of suspected femoroacetabular impingement for the detection of cam morp...
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Femoral offset

Femoral offset is a measurement for the characterization of hip morphology. Usage Femoral offset is used for quantitative characterization of hip morphology and is in particular used for preoperative planning of hip endoprosthesis. Restoring femoral offset is considered to be important for the...
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Myolipoma of soft tissue

Myolipoma of soft tissue or extrauterine lipoleiomyoma is a benign adipocytic soft tissue neoplasm mainly consisting of well-differentiated smooth muscle cells and mature adipose tissue. Epidemiology Myolipomas are rare, they are more common in women and seen in the 5th and 6th decades of life...
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Greater trochanteric-pelvic impingement

Greater trochanteric-pelvic impingement also known as pelvitrochanteric impingement or trochanteric impingement is an extra-articular or external type of hip impingement 1,2. Epidemiology Greater trochanteric-pelvic impingement seems to be more common in younger people 2. Risk factors Perthe...
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Sinuvertebral nerve

The sinuvertebral nerve, also known as the recurrent meningeal nerve, or the recurrent nerve of Luschka, is a branch of the primary ventral ramus and grey ramus communicans in the intervertebral foramen. It enters the spinal canal and supplies the posterior portion of the annulus of the interver...
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Dorsal talonavicular ligament

The dorsal talonavicular ligament is one of the three stabilizers of the talonavicular joint and therefore a stabilizer of the midtarsal (Chopart) joint. Gross anatomy The dorsal talonavicular ligament extends from the mid-talar neck to the navicular bone and merges with the joint capsule medi...
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Dorsal calcaneocuboid ligament

The dorsal calcaneocuboid ligament is the dorsolateral stabilizer of the calcaneocuboid joint and a stabilizer of the midtarsal (Chopart) joint. Gross anatomy The dorsal calcaneocuboid ligament can arise as single- or multiband-structure lateral of the bifurcate ligament and can merge with the...
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Short plantar ligament

The short plantar ligament or plantar calcaneocuboid ligament is a stabilizer of the calcaneocuboid joint, which forms the lateral part of the midtarsal (Chopart) joint. Gross anatomy The short plantar ligament is cone-shaped, consisting of a deeper and superficial part. It connects the inferi...
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Intermediate weighted images

An intermediate weighted image is acquired by a sequence with a proton-density like long repetition time and a prolonged echo time usually 35-60 ms 1,2. It combines the ability to depict the detailed anatomy of a proton density-weighted image with the fluid sensitivity of a T2-weighted sequence,...
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Coccygeal glomus tumor

Coccygeal glomus tumors are rare benign neoplasms with the same morphologic features, expressed by glomangiomas occurring at extra coccygeal sites as under the fingernails or toes. Terminology The term "glomus" was historically used to describe certain types of neuroendocrine tumors arising fr...
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Streptococcus anginosus group

The Streptococcus anginosus group (also part of the Streptococcus milleri group) comprise a subgroup of viridans streptococci which are gram-positive, catalase-negative bacteria. There are three distinct main streptococcal species and several subspecies: S. anginosus: has two subspecies S. an...
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Chronic ankle instability

Chronic ankle instability refers to an unstable ankle joint due to repetitive occasions of ankle instability with concomitant symptoms persisting for longer than one year after an initial ankle injury. Epidemiology Ankle injuries are common and not only in the context of sports injuries 1-4. T...
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Cleavage tear of the rotator cuff

Cleavage tears of the rotator cuff are delaminated rotator cuff tears characterized as horizontal intratendinous splits between the articular and bursal layers of the rotator cuff tendons filled with fluid. Epidemiology Intratendinous delaminations seem to be common in articular-sided and burs...
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Autologous chondrocyte implantation

Autologous chondrocyte implantation (ACI) is a cell-based cartilage reconstruction or replacement method where hyaline articular cartilage is directly administered and retained. It can be used for larger chondral lesions, where the subchondral bone plate remains intact. History Autologous chon...
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Osteochondral autograft transplantation

Osteochondral autograft transplantation (OAT) or mosaicplasty is a tissue-based cartilage reconstruction or replacement method which is used for smaller chondral and osteochondral lesions. History Osteochondral autograft transplantation or mosaicplasty was originally reported in the early 1990...
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Cartilage repair

Cartilage repair and reconstruction comprises different surgical methods for the restoration of the chondral surface within different diarthrodial joints, with the goal to promote cartilage healing, alleviate patient symptoms as well as enable them to return to daily activities and sports and pr...
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Long plantar ligament

The long plantar ligament is one of the inferolateral stabilizers of the calcaneocuboid joint and a stabilizer of the midtarsal (Chopart) joint. Gross anatomy The long plantar ligament features a form of an hourglass with a distal deep insertion at the cuboid bone and variably, more superficia...
Article

Short radiolunate ligament

The short radiolunate ligament is one of the intracapsular, extrinsic palmar radiocarpal ligaments and a volar stabilizer of the wrist and the lunate bone 1-4. Gross anatomy The short radiolunate ligament forms a part of the volar radiocarpal joint capsule and connects the palmar surface of th...
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Dorsal deltoid ligament complex of the thumb

The dorsal deltoid ligament complex of the thumb encases the first carpometacarpal joint from the dorsal and radial aspect and is considered a primary stabilizer of the first carpometacarpal joint. Gross anatomy The dorsal deltoid ligament complex of the thumb consists of the following three c...