(7-9) The duplication of cuneiform
tarsal bones is also seen.
The largest of three swelling is situated anterio-internally at the level of the inner lip of trochlea of the astragalus and the two smaller swellings located one on the either side of the posterior surface of the hock joint at the junction of the tibial tarsal and fibular
tarsal bones. These swellings vary in size in different cases, when pressure is exerted on any of the swellings it will cause an increase in size of other two swellings (Venugopalan, 2009).
The calcaneus, the largest of the
tarsal bones, is irregularly cuboidal with its long axis inclined distally superolaterally.
Pond Neptune was yesterday undergoing a second operation to repair the central
tarsal bone in his hock, the shattered bone requiring pinning at five separate points.
However in younger group less
tarsal bone deformity was observed than in older groups.
Adjacent
tarsal bone shows marrow edema and subtle enhancement on contrast study.
Patil et al studied 12 CHS of the bones of the feet, of which 4 tumours affected the
tarsal bones and the rest involved the short tubular bones.11 Ogose et al reviewed 163 CHS located in the phalangeal, (meta) carpal, and (meta)
tarsal bones of the hands (n=88) and feet (n=75) and suggested that these tumours have the potential to be fatal.
Bilateral extra
tarsal bones in Rubinstein-Taybi syndrome: the fourth cuneiform bones.
He had bone technetium scan (TC-99), there is intense symmetrical radiotracer uptake seen involving the distal 2/3rd of both femoral bones, whole tibial bones, mid segment of humeral shafts, both ulnar and radial bones as well as
tarsal bones bilaterally.
(1,3) The preferred sites of radiological involvement include: the phalanges (100%), carpal bones (97.4%), metacarpals (92.5%), feet phalanges (87.2%), metatarsals (84.4%),
tarsal bones (84.6%), pelvis (74.4%), femur (74.4%), radius (66.7%), ulna (66.7%), sacrum (58.9%), humerus (28.2%), tibia (20.5%), and fibula (2.8%).
The cartilaginous
tarsal bones are in extreme positions of adduction, inversion and flexion while the talus is severely plantar flexed; its head is wedge-shaped and the neck is plantarly and medially deflected.
But in 2016 I suffered a stress fracture to my left navicular, one the
tarsal bones in the ankle.