Regional osteopenia

Regional osteopenia describes a localized or regional decrease in bone mineral density.

Pathology

Etiology

• disuse osteopenia (usually aggressive osteoporosis with pseudopermeative pattern)
  • immobilization of fractures
  • paralyzed segments
  • bone and joint infections
• complex regional pain syndrome (a.k.a. Sudeck atrophy / reflex sympathetic dystrophy syndrome)
  • post-traumatic
  • post-infective states
  • myocardial infarction
  • calcific tendinitis
  • cervical spondylosis
• infection 
  • early infectious invasion of the synovium
  • early osteomyelitis
  • tuberculosis
• transient osteoporosis of the hip
• regional migratory osteoporosis
• erosive arthritis, e.g. rheumatoid arthritis
• lytic phase of Paget disease
• early bone infarct

Siehe auch:

• Osteomyelitis
• Morbus Sudeck
• transiente Osteoporose der Hüfte