Holding power of variable pitch screws in osteoporotic, osteopenic and normal bone: are all screws created equal?
The holding power of screws is directly correlated to bone density, thread design and number of threads engaging the bone. Reinsertion through the same hole could reduce the ultimate pullout strength. The surgeon should consider the advantages and disadvantages of each implant, depending on the clinical situation and choose accordingly.
Chemotherapy is safe and effective treatment for patients with infected malignant breast ulcers and does not cause systemic sepsis.