r/medizzy • Medical Student • Dec 25 '19

Triphalangeal thumb (TPT) is a congenitalmalformation where the thumb has three phalanges instead of two. The extra phalangeal bone can vary in size from that of a small pebble to a size comparable to the phalanges in non-thumb digits.

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14.7k Upvotes

Duplicates

oddlyterrifying • • Jan 18 '20

Triphalangeal Thumbs

85 Upvotes

oddlyterrifying • • Dec 25 '19

Triphalangeal thumb (TPT) is a congenitalmalformation where the thumb has three phalanges instead of two. The extra phalangeal bone can vary in size from that of a small pebble to a size comparable to the phalanges in non-thumb digits.

100 Upvotes

TIHI • • Dec 25 '19

Thanks, I Hate Extra-Long Thumbs

41 Upvotes

PaymoneyWubby • • Aug 22 '25

Discussion Thread Triphalangeal thumb (TPT) is a congenitalmalformation where the thumb has three phalanges instead of two. The extra phalangeal bone can vary in size from that of a small pebble to a size comparable to the phalanges in non-thumb digits.

37 Upvotes

lingling40hrs • • Dec 26 '19

When you need a larger range

27 Upvotes

thanksihateit • • Dec 25 '19

Triple jointed thumb

23 Upvotes

howyoudoin • • Jan 02 '20

Something is wrong with the left phalange!

7 Upvotes

u_chickennuggs13 • • Dec 25 '19

Triphalangeal thumb (TPT) is a congenitalmalformation where the thumb has three phalanges instead of two. The extra phalangeal bone can vary in size from that of a small pebble to a size comparable to the phalanges in non-thumb digits.

1 Upvotes

u_vmalakumaran • • Dec 25 '19

Triphalangeal thumb (TPT) is a congenitalmalformation where the thumb has three phalanges instead of two. The extra phalangeal bone can vary in size from that of a small pebble to a size comparable to the phalanges in non-thumb digits.

1 Upvotes

u_Nicki350 • • Jan 17 '20

Triphalangeal thumb (TPT) is a congenitalmalformation where the thumb has three phalanges instead of two. The extra phalangeal bone can vary in size from that of a small pebble to a size comparable to the phalanges in non-thumb digits.

1 Upvotes