1) Bisphosphonate this summary describes potential complications from common osteoporosis medications.
2) Apnea this article summarizes an approximate 3 x fisk of cardiac complications from sleep apnea
3) Rheumatoid Arthritis provides some evidence that individuals with moderate to severe periodontal disease are at higher risk of suffering from rheumatoid arthritis and vice versa. Of note in our own dataset we noted immunocompromised and immune altered patients had 3 x risk implant failure.
4) Radiation dose this pdf explains background radiation and relative dental exam dosages.