Low back pain syndrome: epidemiology and clinical manifestations

Epidemiology of low back pain.

Low back pain is a symptom that cannot be validated by an external standard. It is a disorder with many possible etiologies, occurring in many groups of the population, and with many definitions. Low back pain is a common problem, with a prevalence in the United States ranging from 8% to 56%. It is estimated that 28% experience disabling low back pain sometime during their lives, 14% experience...

Epidemiology of low back pain: what's new?

The Straight Back Syndrome: Clinical Cardiovascular Manifestations.

ABNORMALITIES of thoracic configuration cani alter the iniformation derived from clinical assessment of the heart. Altlhouigh these alterations may he subtle, occasionally they may be sufficiently overt to produice signs that closely mimic organic heart disease. Pecttus excavatumn' 2 is a wvellrecognized thoracic deformity in this category. On the, other hand, absence, of normal thoracic kyphos...

Clinical spinal instability and low back pain.

Clinical instability is an important cause of low back pain. Although there is some controversy concerning its definition, it is most widely believed that the loss of normal pattern of spinal motion causes pain and/or neurologic dysfunction. The stabilizing system of the spine may be divided into three subsystems: (1) the spinal column; (2) the spinal muscles; and (3) the neural control unit. A...

[Complex regional pain syndrome: epidemiology, pathophysiology, clinical manifestations, diagnostic tests and therapeutic proposals.].

BACKGROUND AND OBJECTIVES The term Complex Regional Pain Syndrome (CRPS) was adopted as from 1994 by the International Association for Study of Pain (IASP) Consensus. It previously referred to by several other names, such as Reflex Sympathetic Dystrophy, Causalgia, Algodystrophy or Sudecks Atrophy, and is a disease where the understanding of clinical limits, pathophysiology and pathogenic impli...