Radiologic findings
- small osteolytic lesions in metacarpals, metatarsals.
- phalanges show periostitis.
Clinical features of Dactylitis
- dactylitis is self limiting after a few days or weeks;
- acute hand/foot swelling.
- affects 20%-50% of children with sickle cell disease.
- usually occurs between ages of 6 months and 2 years.
- presents w/ swelling of hands and feet, limitation of motion of extremities, & elevated temperature,
thought to be result of vascular occlusion;
-The clinical signs, consisting of swelling, tenderness, fever, and leukocytosis, were self-limiting and resolved in five to thirty-one days. The roentgenographic features, characterized by
periosteal new-bone formation or intramedullary densities, appeared in seven to fourteen days and resolved in two to three months. Incorrect diagnosis is frequent in this condition but can be avoided
as familiarity with the syndrome increases.