Se presenta el caso de un paciente varón de 42años que ingresa para estudio de dolor axial y en cintura pélvica, siendo diagnosticado de una osteomalacia hipofosfatémica secundaria a tumor mesenquimal tras descartar otras causas de osteomalacia.

We present the case of a 42-year-old male patient who is admitted for the study of axial and pelvic girdle pain, being diagnosed with hypophosphatemic osteomalacia secondary to a mesenchymal tumor after ruling out other causes of osteomalacia.