Author: Douglas Gregerson, DC, DACBR

Person rubbing lower back

MRI Detection of Paraspinal Muscle Atrophy in Lower Back Pain

In the United States, lower back pain (LBP) is the second most common reason for a patient to consult a doctor, surpassed only by upper respiratory infections (1). LBP is also one of the leading causes of disability during one’s working years (2) (3). Within the past several years, there has been increasing attention paid to the concept of decreased paraspinal muscle mass/fatty replacement and its relation to the development and persistence of LBP.

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Diagram of degenerative joint disease

Loose Body Formation Associated with Degenerative Joint Disease and as a Primary Disorder

Calcification/ossification of cartilaginous bodies within a synovial joint is not a rare phenomenon. This may occur secondarily as a result of degenerative joint disease or as a primary entity. Technically this is referred to as “synoviochondrometaplasia.” As the name implies, this represents a metaplastic process involving the synovium of the joint, in which cartilaginous loose bodies form within the joint.

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Image of smiling doctor

Calcification of the Stylohyoid Ligaments and Thyroid Cartilage Mimicking Vertebral Artery Calcification

Calcification of the stylohyoid ligaments or thyroid cartilage may be frequently mistaken for calcific plaquing of the vertebral artery. In actuality, calcification of the vertebral arteries is extremely rare. The calcification of the stylohyoid ligaments and thyroid cartilage is commonly encountered and should not be mistaken for arterial calcification.

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