Greater arc injuries

Dr Jeremy Jones et al.

Greater arc injuries are fractures that involve the wrist's zone of vulnerability that includes:

Looking at a PA wrist radiograph the greater arc represents an arc from the radial to ulnar styoid that traverses the scaphoid, capitate and triquetrum.

The lesser arc sits within the greater arc, centered on the lunate; lesser arc injuries are pure ligamentous perilunate injuries.

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Article information

rID: 18595
Synonyms or Alternate Spellings:
  • Greater arc injury pattern

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