Congenital bipartite carpal A case
report
DAVID DREZ, JR.,*M.D., AND JOHN R. ROMERO Louisiana
Injuriesinjuries
frequent in athletics. from vary simple sprains to more complex fractures and dislocations of the carpal bones. Unless one is aware of certain conto
These
lunate
the wrist
are
III,† M.D.,
Lake Charles,
CASE REPORT
can
Fig.
1. AP
genital anomalities of the carpal bones, confusion arise in evaluating these injuries. A congenital one
male was engaged in football and his outstretched left wrist. He developed
13-year-old
fell
on
roentgenogram of wrist with bipartite carpal lunate.
can
bipartite carpal lunate is
A
such lesion.
* Clinical Assistant Professor of Orthopaedics, Louisiana State Umversity School of Medicine, New Orleans, Louisiana, and team physician, McNeese State Undersity, Lake Charles, Louisiana.
and limitation of motion in the involved wrist. Roentgenograms were obtained and these showed a bipartite lunate (Figs. 1 and 2) in his left wrist and notching of his right carpal lunate (Figs.
pain
t Staff radiologist, St. Patrick’s Hospital, Lake Charles, Louisiana. 405
Fig
406
2 Lateral
roentgenogram of wrist with bipartite carpal lunate.
Fig.
3. AP
roentgenogram of wrist with notching of carpal lunate
407
Fig. 4. 3 and
Lateral roentgenogram
of wrist with notching of carpal lunate.
Treatment consisted of a volar splint for of 10 days, with complete resolution of his symptoms. Repeat roentgenograms showed no other abnormalities. a
4).
period
DISCUSSION
The carpal lunate begins to ossify during the 4th 5th week of life. Occasionally, there are two ossification centers which may fuse or persist as two separate ossicles, giving rise to a bipartite lunate. With the large number of youngsters who or
408
are
be
engaged in athletics, it is important for one to of congenital abnormalities such as this.
aware
REFERENCES 1. Keats TE: An Atlas of Normal Roentgen Variants that may Simulate Disease. Ed. 1. Chicago, Year Book Medical Publishers, Inc, 1973 2. Kohler A. Borderlines of the Normal and Early Pathologic m Skeletal Roentgenology. Ed. 3. New York, Grune and Stratton, 1968 3 Pozanski AK. The Hand in Radiologic Diagnosis. WB Saunders Co, 1974, pp 135-136
report
DAVID DREZ, JR.,*M.D., AND JOHN R. ROMERO Louisiana
Injuriesinjuries
frequent in athletics. from vary simple sprains to more complex fractures and dislocations of the carpal bones. Unless one is aware of certain conto
These
lunate
the wrist
are
III,† M.D.,
Lake Charles,
CASE REPORT
can
Fig.
1. AP
genital anomalities of the carpal bones, confusion arise in evaluating these injuries. A congenital one
male was engaged in football and his outstretched left wrist. He developed
13-year-old
fell
on
roentgenogram of wrist with bipartite carpal lunate.
can
bipartite carpal lunate is
A
such lesion.
* Clinical Assistant Professor of Orthopaedics, Louisiana State Umversity School of Medicine, New Orleans, Louisiana, and team physician, McNeese State Undersity, Lake Charles, Louisiana.
and limitation of motion in the involved wrist. Roentgenograms were obtained and these showed a bipartite lunate (Figs. 1 and 2) in his left wrist and notching of his right carpal lunate (Figs.
pain
t Staff radiologist, St. Patrick’s Hospital, Lake Charles, Louisiana. 405
Fig
406
2 Lateral
roentgenogram of wrist with bipartite carpal lunate.
Fig.
3. AP
roentgenogram of wrist with notching of carpal lunate
407
Fig. 4. 3 and
Lateral roentgenogram
of wrist with notching of carpal lunate.
Treatment consisted of a volar splint for of 10 days, with complete resolution of his symptoms. Repeat roentgenograms showed no other abnormalities. a
4).
period
DISCUSSION
The carpal lunate begins to ossify during the 4th 5th week of life. Occasionally, there are two ossification centers which may fuse or persist as two separate ossicles, giving rise to a bipartite lunate. With the large number of youngsters who or
408
are
be
engaged in athletics, it is important for one to of congenital abnormalities such as this.
aware
REFERENCES 1. Keats TE: An Atlas of Normal Roentgen Variants that may Simulate Disease. Ed. 1. Chicago, Year Book Medical Publishers, Inc, 1973 2. Kohler A. Borderlines of the Normal and Early Pathologic m Skeletal Roentgenology. Ed. 3. New York, Grune and Stratton, 1968 3 Pozanski AK. The Hand in Radiologic Diagnosis. WB Saunders Co, 1974, pp 135-136
