Table 1.

Reported cases of spontaneous femoral fractures.

Authors	Study level	Number of patients	Age/sex of the patient	Etiology	Comorbidities	Bilateral
Çopuroğlu et al. [12].	V	1	82 F	Epileptic seizure	Arrhythmia Epilepsy	Yes
Siddique et al. [13].	V	1	83 F	Osteopenia	Diabetes mellitus	Yes
Schnadower et al. [14].	V	1	17 M	Hypocalcemic convulsion	Primary vitamin D deficiency	Yes
Csotye1 et al. [3].	V	1	33 F	Transient osteoporosis in pregnancy	No	Yes
Siddique et al. [13].	V	1	30 F	Hypocalcemic convulsions	Chronic renal failure Secondary hyperparathyroidism	Yes
Ohishi et al. [5].	V	1	39 F	—	Chronic vitamin D deficiency	No

F: female. M: Male. ¹Department of Traumatology, Bekes County Hospital, Gyula, Hungary.