0009618 Abnormality of the proximal phalanx of the thumb	0009655 Patchy sclerosis of thumb phalanx	0009848 Patchy sclerosis of middle phalanx of finger	0100913 Sclerosis of the proximal phalanx of the thumb
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0009634 Patchy sclerosis of the proximal phalanx of the thumb

synonym

Uneven increase in bone density in the innermost thumb bone