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Spontaneous stress fractures of the femoral neck

Conference · · AJR, Am. J. Roentgenol.; (United States)
OSTI ID:5482820
The diagnosis of spontaneous stress fractures of the femoral neck, a form of insufficiency stress fracture, can be missed easily. Patients present with unremitting hip pain without a history of significant trauma or unusual increase in daily activity. The initial radiographic features include osteoporosis, minor alterations of trabecular alignment, minimal extracortical or endosteal reaction, and lucent fracture lines. Initial scintigraphic examinations performed in three of four patients showed focal increased radionuclide uptake in two and no focal abnormality in one. Emphasis is placed on the paucity of early findings. Evaluation of patients with persistent hip pain requires a high degree of clinical suspicion and close follow-up; the sequelae of undetected spontaneous fractures are subcapital fracture with displacement, angular deformity, and a vascular necrosis of the femoral head.
Research Organization:
McGill Univ., Montreal, Quebec
OSTI ID:
5482820
Report Number(s):
CONF-8504141-
Conference Information:
Journal Name: AJR, Am. J. Roentgenol.; (United States) Journal Volume: 144:2
Country of Publication:
United States
Language:
English