Van Nes rotationplasty is a reconstructive and salvage procedure of the lower limb. The technique replaces the amputated thigh and knee with an autologus biological 'prosthesis', the patient's own ipsilateral ankle, which is rotated 180 degrees and fixed at the level of the contralateral knee. This procedure was first adapted by Borggreve of Germany in 1930 to treat a knee joint destroyed by tu...

introduction: laryngotracheal stenosis can be caused after traumatic injuries to the neck from the subglottic larynx to the trachea. patients with laryngotracheal stenosis often need a tracheotomy and occasionally may become tracheotomy dependent. different procedures have been described for the management of these lesions. management options include techniques of endoscopic dilation, laser res...

Introduction: Osteoarthritis (OA) represents an increasing health issue worldwide. Regenerative medicine (RM) has raised the hope for introducing revolutionary therapies in clinical practice. Detection of autologus cell sources can improve accessibility to RM strategies. Objectives: to assess the presence and biological potential of mesehchymal stem cells in three tissues (subchondral bone, syn...