Spade phalanx sign

Spade phalanx sign refers to a characteristic distal phalangeal shape in acromegaly.

Radiographic features

Plain radiographs

The terminal phalangeal tufts become hypertrophied and have a "spade appearance".

Other findings on hand radiography of acromegaly include

  • joint spaces may be minimally enlarged
  • premature osteoarthritis may occur

Differential diagnosis


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Article Information

rID: 23435
Section: Signs
Tag: cases
Synonyms or Alternate Spellings:
  • Spade phalanx sign of acromegaly

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Cases and Figures

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    Case 1: normal variant
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