Oral health care is an integral part of medical care. This is particularly apparent when patients seeking oral health care presents with systemic illness or disabilities. It is now most important for the safety of the patient and the success of the treatment for the dentist to identify patients with systemic illness. The incidence of dental patients with significant medical finding is surprisingly high. Identification of the medical conditions in these patients is critical. Inappropriate identification through improper history taking and interpretation can create ineffective or even...