Medication related Osteonecrosis of the Jaw (MRONJ) consists of progressive destruction of bone in the maxillofacial area. It is an established complication which occurs in patients who take two main classes of antiresorptive drugs: Bisphosphonates (BP) and Denosumab. PRGF is a autologous platelet-enriched plasma obtained from the patient's own blood. It contains proteins that can influence and promote cell recruitment and its beneficial effect could consist in improving bone and soft tissue healing. These benefits are likely to apply to MRONJ surgery, as it is suggested by small retrospective or prospective case series. This is a randomized, multi center study comparing the outcomes of surgery alone and PRGF plus surgery in patients requiring surgical treatment for MRONJ. To assess the superiority of surgery plus PRGF compared to surgery alone in patients treated for MRONJ. Primary endpoint for this scope is a composite of clinical or radiological recurrence rate of disease during a 12 months post-operative period. Secondary endpoints are: a) morbidity, defined as nerve injury, bleeding, vascular or wound complications. b) post- and peri-operative pain defined by the treated subjects according to a standardized VAS score c) quality of life (QoL) defined by a standardized scale.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
150
surgery without the use of prgf
surgery and application of PRGF
recurrence of disease
clinical or radiological recurrence rate of disease during a 12 months post-operative period
Time frame: 12 months
morbidity
nerve injury, bleeding, vascular or wound complications
Time frame: 12 months
post- and peri-operative pain
defined by the treated subjects according to a standardized Visual Analog Scale (VAS) score which will be used to define the pain in this way: the patient will assign a value to the experienced pain that goes from 0 no pain to 10 the worst pain the patient can imagine.
Time frame: 1 week
quality of life (QoL)
defined by a standardized scale developed by the who and whose details can be on the who website http://www.who.int/mental\_health/publications/whoqol/en/
Time frame: 12 months
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