Bisphosphonate-associated osteonecrosis of jaw reoccurrence after methotrexate therapy: a case report.

Introduction: Bisphosphonate-related osteonecrosis of the jaw (BRONJ) is a well-known complication caused by amino-bisphosphonate therapy. We document one case of BRONJ associated with oral administration of methotrexate, a known immunosuppressive drug used to treat rheumatoid arthritis.

Methods: A 66-year-old woman was referred for evaluation and endodontic surgery of recently re-treated tooth 13.

Dental management of patients with hypertension.

About 50 million people in the United States have hypertension. Many epidemiologists feels it is the number one public health problem in developed countries. Although asymptomatic early on, untreated hypertension leads to cardiovascular disease, strokes, renal failure, and blindness.

Evaluation of bone thickness in the anterior hard palate relative to midsagittal orthodontic implants.

Purpose: The Straumann Orthosystem (Institut Straumann, Waldenburg, Switzerland) describes a technique that involves placement of titanium implants (4 or 6 mm long and 3.3 mm in diameter) into the midsagittal hard palate for orthodontic anchorage. The aim of this study was to determine the quantity of bone in the midline of the anterior hard palate, and specifically the thickness inferior to the incisive canal.