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The fourth metacarpal bone (metacarpal bone of the ring finger) is shorter and smaller than the third. The base is small and quadrilateral; its superior...

blunted fourth metacarpal, with normal fifth metacarpal, can signify Turner syndrome. Blunted metacarpals (particularly the fourth metacarpal) are a symptom...

break of the fifth metacarpal bone of the hand near the knuckle. Occasionally, it is used to refer to fractures of the fourth metacarpal as well. Symptoms...

The fifth metacarpal bone (metacarpal bone of the little finger or pinky finger) is the most medial and second-shortest of the metacarpal bones. It presents...

for articulation with the second metacarpal, and on the ulnar side two small oval facets for the fourth metacarpal. The ossification process begins in...

intermetacarpal articulations which unite the metacarpal bones: the dorsal, interosseous, and palmar metacarpal ligaments. (Shown in yellow in the figure...

The second metacarpal bone (metacarpal bone of the index finger) is the longest, and its base the largest, of all the metacarpal bones. Its base is prolonged...

hood there. The second, third, and fourth dorsal interossei have insertions both proximally on the base of the metacarpal and hood, and distally on the lateral...

is semi-independent with the fourth metacarpal (ring finger) which forms a transitional element to the fifth metacarpal. Together with the thumb, the...

basal allosauroid, highlighting the fact that it has a vestigial fourth metacarpal. The type species Xuanhanosaurus qilixiaensis was named by Dong Zhiming...

(and smallest) of the five metatarsal bones. The fourth metatarsal is analogous to the fourth metacarpal bone in the hand As the four other metatarsals...

articulate the distal row of carpal bones and the proximal bases of the five metacarpal bones. The CMC joint of the thumb or the first CMC joint, also known as...

fourth metacarpal has been enormously elongated, typically equalling or exceeding the length of the long bones of the lower arm. The fifth metacarpal...

frequently have small hypoplastic nails. Shortened metacarpal bones, particularly the fourth metacarpal, are a frequent finding. The body shape of individuals...

cannon may also encompass the soft tissues as well as the second and fourth metacarpal or metatarsal bones, called splint bones which may form ossified bridges...

game on October 16, 2009, against the Chicago Bulls, he broke the fourth metacarpal in his left hand by banging it against the elbow of teammate Oleksiy...

other forms of pseudohypoparathyroidism. X-rays may reveal a short fourth metacarpal. Genetic testing can confirm the diagnosis by showing GNAS gene mutation...

indentations of the skin near the ears (preauricular pits), shortness of the fourth metacarpal or metatarsal bones, or dimples over the lower spine (sacral dimples)...

specimens from other parts of the Americas. Osteomyelitis in the left fourth metacarpal bone has been reported in a S. populator specimen dating back to Marine...

Metacarpal synostosis is a rare congenital difference which is characterized by the fusion of 2 (or, in rare cases, more) metacarpals of the hand, which...