Klumpke paralysis

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Klumpke's paralysis
Classification and external resources
Brachial plexus
ICD-10 P14.1
ICD-9 767.6
DiseasesDB 7200

Klumpke's paralysis or Klumpke's palsy or Dejerine-Klumpke palsy is palsy of the brachial plexus.

A form of brachial plexus injury in which there is paralysis of the muscles of the forearm and hand due to a childbirth injury to the roots of eighth cervical C8 and first thoracic T1 nerves or the lower part of the brachial plexus, a network of spinal nerves that originates in the back of the neck, extends through the axilla (armpit), and gives rise to nerves to the upper limb.[1][2]

The risk is greater when the mother is small or when the infant is of large weight.

The most common aetiological mechanism is caused by a traumatic vaginal delivery, necessitated by shoulder dystocia.

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[edit] Symptoms

Symptoms include paralysis of intrinsic hand muscles, and ulnar nerve distribution numbness. Involvement of T1 may result in Horner's syndrome. It can be contrasted to Erb-Duchenne's palsy, which affects C5 and C6.

[edit] Incidence/prevalence

Klumpke Palsy is listed as a 'rare disease' by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Klumpke Palsy, or a subtype of Klumpke Palsy, affects fewer than 200,000 people in the US population.

[edit] References

  1. ^ Shenaq SM, Spiegel AJ. Hand, Brachial Plexus Surgery. eMedicine.com. URL: http://www.emedicine.com/plastic/topic450.htm. Accessed on: April 13, 2007.
  2. ^ Klumpke palsy. Stedman's Dictionary. URL: http://www.emedicine.com/asp/dictionary.asp?exact=Y&keyword=Klumpke+palsy. Accessed on: April 13, 2007.

[edit] See also

[edit] External links

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