Spade phalanx sign (acromegaly)
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Spade phalanx sign (acromegaly)
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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
- acromegaly
- macrodactyly
- normal variant: consider if other hand findings of acromegaly are not present
-<p><strong>Spade phalanx sign</strong> refers to a characteristic distal phalangeal shape in <a href="/articles/acromegaly">acromegaly</a>.</p><h4>Radiographic features</h4><h5>Plain radiographs</h5><p>The <a title="Terminal phalangeal tufts" href="/articles/terminal-tuft">terminal phalangeal tufts</a> become hypertrophied and have a "spade appearance".</p><p>Other findings on hand radiography of acromegaly include</p><ul>- +<p><strong>Spade phalanx sign</strong> refers to a characteristic distal phalangeal shape in <a href="/articles/acromegaly">acromegaly</a>.</p><h4>Radiographic features</h4><h5>Plain radiographs</h5><p>The <a href="/articles/terminal-tuft">terminal phalangeal tufts</a> become hypertrophied and have a "spade appearance".</p><p>Other findings on hand radiography of acromegaly include</p><ul>
-<li>premature <a title="Osteoarthritis" href="/articles/osteoarthritis">osteoarthritis</a> may occur</li>- +<li>premature <a href="/articles/osteoarthritis">osteoarthritis</a> may occur</li>
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