Specialists

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Impingement: Secondary

Individuals with shoulder instability or other underlying pathology can develop significant abnormal mechanics that can lead to rotator cuff functional disability, eventual fatigue and loss of humeral head containment. When this occurs, rather than the coracoacromial arch moving toward the cuff, the cuff migrates cephalad as containment is compromised.

In addition to articular-sided internal impingement-type […]

Biomechanics of Skeletal Muscle

Fiber Types and Muscle Adaptability

As mentioned, muscle fibers vary in type and can be differentiated by their histological, biochemical, and physiologic properties. Muscle fiber types can be divided into at least three separate entities based on these criteria. Each motor unit possesses fibers that are all of a similar fiber type, but some overlap […]

Juvenile Kyphosis (Scheuermann’s disease)

Scheuermann’s disease is a hereditary condition which produces progressive rounding of the back (kyphosis) and can sometimes hinder sporting activity. The complaint mainly affects adolescent boys. Usually three to five thoracic vertebrae are involved, which become wedge-shaped.

Symptoms and diagnosis

– Slight fatigue in the thoracic region is present on exertion after the affected person […]

Rheumatoid Arthritis

Basics Description Rheumatoid arthritis is a chronic, systemic, autoimmune inflammatory disease affecting synovial joints and extra-articular systems, including the skin, eyes, cardiovascular system, bronchopulmonary system, spleen, and nervous system. Epidemiology Incidence Affects 1% of the population Prevalence Variable onset, but most frequently between the ages of 35 and 50 years Females are affected 2-3 […]

Whiplash Injury

After a motor vehicle accident; many patients have symptoms such as neck pain which may present directly after the injury or delay for several days. They have suffered from whiplash injury which is a soft tissue injury to the neck. It is characterized by a collection of symptoms that occur following damage to the neck, […]

Neck Pain

Neck pain can occur from the bottom of the head to the top of the shoulders. It may spread to the upper back or arms & may cause limitation of neck and head movements. It is common in middle age & older adults. More than 50% of people older than 50 years old have suffered […]

A Patient’s Guide to Cumulative Trauma Disorder

Introduction

Cumulative trauma disorder (CTD) is a broad category that includes many common diseases that affect the soft tissues of the body. CTD in itself is not a disease. Doctors use the concept to understand and explain what may have caused, or contributed to, certain conditions. Examples of the conditions that may be caused or […]